Synonyms for Knuckle down:

• n.

  •
  • overwork,
  • put your back into something,
  • exert yourself,
  • set to work,
  • toil,
  • work at,
  • try hard,
  • labor,
  • forge,
  • apply yourself.
  •break one's back (noun)
  • break one's back.
  •knuckle down (noun)
  • slave.

• v.

  •apply (verb)
  • give all ones got,
  • gives ones got,
  • art diligent,
  • giving all one's got,
  • gave all one's got,
  • de-voting,
  • art industrious,
  • give all one got,
  • pouring it on,
  • de voting,
  • pours it on,
  • hits the ball,
  • being industrious,
  • de-votes,
  • giving got,
  • pulling out stops,
  • is diligent,
  • gave best shot,
  • pulled out all stops,
  • gave one's got,
  • gives one's got,
  • give one's got,
  • wert industrious,
  • give one got,
  • gave all one got,
  • making effort,
  • gives got,
  • were diligent,
  • gives all one's got,
  • giving one's got,
  • was diligent,
  • pouring on,
  • pulling out all stops,
  • hit ball,
  • pours on,
  • hitting the ball,
  • gave one got,
  • gives all one got,
  • being diligent,
  • pegged away,
  • gave old college try,
  • are industrious,
  • de vote,
  • pegging away,
  • giving all got,
  • gives all got,
  • gives all ones got,
  • makes effort,
  • made effort,
  • pulls out stops,
  • hitting ball,
  • am diligent,
  • giving one got,
  • gives best shot,
  • de votes,
  • wert diligent,
  • giving best shot,
  • de-vote,
  • gave all got,
  • poured it on,
  • hits ball,
  • giving all ones got,
  • hammering away,
  • pegs away,
  • was industrious,
  • pull out stops,
  • wast diligent,
  • de-voted,
  • give all got,
  • gave ones got,
  • give got,
  • pulled out stops,
  • is industrious,
  • wast industrious,
  • poured on,
  • gives old college try,
  • were industrious,
  • gave got,
  • giving ones got,
  • are diligent,
  • gave all ones got,
  • pulls out all stops,
  • giving all one got,
  • de voted,
  • gives one got,
  • give ones got,
  • giving old college try.
  •apply oneself (verb)
  • bear down.
  •buckle down (verb)
  • put one nose the grindstone,
  • put one hand to the plow,
  • put nose the grindstone,
  • keeps mind on,
  • put one hand plow,
  • take bull by horns,
  • putting ones hand to plow,
  • gat serious,
  • puts nose grindstone,
  • dedicating to,
  • putting one's nose the grindstone,
  • got serious,
  • puts one's hand to plow,
  • occupies with,
  • plunge in to,
  • swings into action,
  • put one hand to plow,
  • put ones nose to grindstone,
  • put ones nose the grindstone,
  • dedicates to,
  • puts one's hand to the plow,
  • putting one's nose grindstone,
  • exerts oneself,
  • puts hand to plow,
  • dedicated oneself to,
  • put ones nose grindstone,
  • plunges into,
  • attends to,
  • put one's hand the plow,
  • putting one's hand plow,
  • kept mind on,
  • sets to,
  • took the bull by the horns,
  • putting one hand plow,
  • putting ones nose to grindstone,
  • putting one hand the plow,
  • took bull by horns,
  • puts nose to grindstone,
  • keeping mind on,
  • getting serious,
  • exerted oneself,
  • dedicates oneself to,
  • puts hand to the plow,
  • putting hand the plow,
  • plunged in to,
  • putting one's hand the plow,
  • puts ones hand to plow,
  • puts one's nose grindstone,
  • putting ones nose the grindstone,
  • put one nose to the grindstone,
  • takes bull by horns,
  • putting hand to plow,
  • puts one's hand plow,
  • putting nose the grindstone,
  • put one hand the plow,
  • taking bull by horns,
  • devotes to,
  • put ones hand the plow,
  • launching in to,
  • putting nose to the grindstone,
  • keep ones mind on,
  • putting one nose grindstone,
  • puts ones nose grindstone,
  • gives oneself over to,
  • keeping one's mind on,
  • put one's nose the grindstone,
  • kept ones mind on,
  • put one nose to grindstone,
  • occupying oneself with,
  • applies oneself,
  • gives over to,
  • launch in to,
  • devotes oneself to,
  • put one's hand to plow,
  • putting one hand to the plow,
  • keeps close to,
  • swang into action,
  • gave over to,
  • puts ones nose to the grindstone,
  • puts nose the grindstone,
  • occupies oneself with,
  • attending to,
  • put hand plow,
  • puts ones nose the grindstone,
  • put ones hand to the plow,
  • put hand to plow,
  • putting ones hand the plow,
  • putting ones hand to the plow,
  • swang in to action,
  • dedicating oneself to,
  • put one's nose to grindstone,
  • putting one nose to grindstone,
  • taking the bull by the horns,
  • keep mind on,
  • gave oneself over to,
  • put ones nose to the grindstone,
  • puts one nose grindstone,
  • putting one's nose to the grindstone,
  • putting one's hand to the plow,
  • swung in to action,
  • puts one hand to plow,
  • keeps one's mind on,
  • plunged into,
  • applied oneself,
  • puts ones nose to grindstone,
  • taking the bull by horns,
  • gotten serious,
  • plunges in to,
  • put nose to grindstone,
  • putting hand to the plow,
  • puts one's nose to grindstone,
  • swings in to action,
  • plunging in to,
  • swing in to action,
  • launched in to,
  • putting hand plow,
  • puts hand plow,
  • launches in to,
  • put nose grindstone,
  • gets serious,
  • putting ones hand plow,
  • puts one hand plow,
  • putting ones nose grindstone,
  • put hand the plow,
  • keep one mind on,
  • swinging into action,
  • puts ones hand the plow,
  • took the bull by horns,
  • swinging in to action,
  • kept one's mind on,
  • putting one nose the grindstone,
  • taking bull by the horns,
  • keeps one mind on,
  • putting nose to grindstone,
  • put one's hand plow,
  • giving oneself over to,
  • swung into action,
  • put ones hand plow,
  • putting ones nose to the grindstone,
  • giving over to,
  • keeping one mind on,
  • took bull by the horns,
  • takes the bull by horns,
  • kept close to,
  • take the bull by horns,
  • occupy with,
  • put one's nose grindstone,
  • keeping close to,
  • devoting oneself to,
  • putting one's hand to plow,
  • devoted oneself to,
  • puts one hand the plow,
  • occupying with,
  • put ones hand to plow,
  • launching into,
  • put hand to the plow,
  • puts one nose the grindstone,
  • put one nose grindstone,
  • puts one's hand the plow,
  • puts hand the plow,
  • launches into,
  • putting one's nose to grindstone,
  • kept one mind on,
  • puts one's nose the grindstone,
  • takes the bull by the horns,
  • puts one nose to grindstone,
  • putting nose grindstone,
  • putting one nose to the grindstone,
  • occupied oneself with,
  • applying oneself,
  • put nose to the grindstone,
  • keeping ones mind on,
  • puts ones hand to the plow,
  • puts one hand to the plow,
  • putting one hand to plow,
  • puts ones hand plow,
  • devoting to,
  • puts one's nose to the grindstone,
  • takes bull by the horns,
  • setting to,
  • puts one nose to the grindstone,
  • exerting oneself,
  • keeps ones mind on,
  • plunging into,
  • puts nose to the grindstone.
  •concentrate (verb)
  • racks one's brains,
  • getting on beam,
  • focussing attention,
  • racks one brains,
  • gotten the beam,
  • racks ones brains,
  • cracked brains,
  • are engrossed in,
  • gives attention,
  • cracks brains,
  • rack ones brains,
  • thought hard,
  • racked one brains,
  • racking ones brains,
  • fixing attention,
  • gotten beam,
  • racked one's brains,
  • gat on beam,
  • cracked ones brains,
  • fixt attention,
  • got on beam,
  • am engrossed in,
  • were engrossed in,
  • getting the beam,
  • bring bear,
  • focusing attention,
  • racking brains,
  • heads trip,
  • crack one brains,
  • gat beam,
  • gotten on the beam,
  • gets on beam,
  • get on beam,
  • considered closely,
  • rack one brains,
  • cracking one's brains,
  • directs attention,
  • fixes attention,
  • cracked one's brains,
  • cracking one brains,
  • putting mind to,
  • gets the beam,
  • cracking ones brains,
  • racked ones brains,
  • hammered away at,
  • got beam,
  • cracking brains,
  • occupies thoughts,
  • got on the beam,
  • thinks hard,
  • was engrossed in,
  • gets beam,
  • hammers away at,
  • getting beam,
  • wast engrossed in,
  • racks brains,
  • gave attention,
  • broods over,
  • considering closely,
  • directed attention,
  • brooding over,
  • puts mind to,
  • cracks one brains,
  • gat the beam,
  • headed trip,
  • racking one's brains,
  • being engrossed in,
  • brooded over,
  • gets on the beam,
  • racked brains,
  • is engrossed in,
  • cracked one brains,
  • get beam,
  • considers closely,
  • got the beam,
  • gotten on beam,
  • fixed attention,
  • rivetting,
  • hammering away at,
  • rivetted,
  • focussed attention,
  • crack brains,
  • occupying thoughts,
  • cracks ones brains,
  • gat on the beam,
  • heading trip,
  • cracks one's brains,
  • racking one brains,
  • wert engrossed in,
  • thinking hard,
  • focusses attention,
  • occupied thoughts,
  • directing attention,
  • getting on the beam,
  • focuses attention,
  • crack ones brains,
  • get the beam.
  •focus (verb)
  • homed in,
  • gotten detail,
  • gat detail,
  • homed in on,
  • homes in,
  • homing in on,
  • got detail,
  • moved in,
  • homing on,
  • Concentered,
  • hones in,
  • zeroes in,
  • homing in,
  • zooming in,
  • keys on,
  • keyed on,
  • zoom in,
  • getting detail,
  • gets detail,
  • Concentering,
  • honed in,
  • homes in on,
  • moves in,
  • honing in,
  • homed on,
  • zeroing in,
  • zoomed in,
  • zooms in,
  • keying on,
  • homes on,
  • concenters.
  •plod (verb)
  • plugged away,
  • plugs away,
  • ploughing through,
  • ploughed through,
  • ploughs through.
  •work (verb)
  • dost business,
  • did a job,
  • hast a job,
  • hold job,
  • hadst job,
  • doth job,
  • earning a living,
  • didst job,
  • wast gainfully employed,
  • doth a job,
  • earn living,
  • earned living,
  • earns a living,
  • does business,
  • holding job,
  • had job,
  • had a job,
  • doing job,
  • does job,
  • wert gainfully employed,
  • were gainfully employed,
  • are gainfully employed,
  • doing a job,
  • having a job,
  • earning living,
  • nine to five it,
  • art gainfully employed,
  • punches a clock,
  • earns living,
  • did job,
  • holds a job,
  • holding a job,
  • held job,
  • doest job,
  • is gainfully employed,
  • haddest job,
  • punched a clock,
  • haddest a job,
  • doeth business,
  • hath a job,
  • earned a living,
  • dost job,
  • punching a clock,
  • have job,
  • held a job,
  • hast job,
  • doest a job,
  • hadst a job,
  • was gainfully employed,
  • dost a job,
  • holds job,
  • doest business,
  • being gainfully employed,
  • having job,
  • re-porting,
  • punched clock,
  • hath job,
  • re porting,
  • has a job,
  • doeth job,
  • punch clock,
  • punching clock,
  • doth business,
  • punches clock,
  • re-ported,
  • has job,
  • doeth a job,
  • didst a job,
  • does a job,
  • didst business,
  • do job,
  • re ported.

• Other synonyms:

  •apply
  • be diligent,
  • give old college try,
  • be industrious,
  • make effort,
  • give all one's got,
  • pour on,
  • pull out all stops,
  • give best shot,
  • pour it on,
  • hit the ball,
  • grind,
  • peg away.
  •buckle down
  • launch into,
  • give over to,
  • concentrated on,
  • plunge into,
  • apply oneself,
  • dedicate oneself to,
  • exert oneself,
  • occupied with,
  • dedicated to,
  • concentrate on,
  • get serious,
  • set to,
  • attended to,
  • put one's nose to the grindstone,
  • launched into,
  • keep close to,
  • attend to,
  • concentrates on,
  • concentrating on,
  • pitch in,
  • devoted to,
  • dedicate to,
  • occupy oneself with,
  • give oneself over to,
  • devote oneself to,
  • put one's hand to the plow,
  • swing into action,
  • take bull by the horns,
  • keep one's mind on,
  • devote to,
  • take the bull by the horns.
  •focus
  • zeroed in,
  • concenter,
  • home in on,
  • hone in,
  • home on,
  • key on,
  • get detail,
  • home in,
  • zero in,
  • move in,
  • moving in.
  •work
  • moonlighting,
  • freelancing,
  • moonlighted,
  • punch a clock,
  • have a job,
  • be gainfully employed,
  • did business,
  • Moiling,
  • earn a living,
  • do a job,
  • do business,
  • doing business,
  • freelanced,
  • nine-to-five it,
  • hold a job,
  • freelances.
  •Other relevant words:
  • go all out,
  • hump it,
  • endeavour,
  • make every effort,
  • be agreeable,
  • obey,
  • accede,
  • knuckle under,
  • succumb,
  • live with,
  • swallow the pill,
  • comply,
  • take,
  • truckle,
  • turn,
  • strive,
  • consent,
  • make an effort,
  • lay to,
  • get to work,
  • face the music,
  • acquiesce,
  • put up with,
  • resign,
  • get cracking,
  • assent,
  • relent,
  • swallow,
  • submit,
  • spare no effort,
  • hump,
  • endeavor,
  • shoulder,
  • accept,
  • take it,
  • go along with,
  • work hard.