Synonyms for Quiet down:

• n.

  •
  • clam up,
  • become speechless,
  • be hushed,
  • be suppressed,
  • fall silent,
  • be subdued,
  • be answered,
  • break off.
  •hush (noun)
  • hush.
  •pipe down (noun)
  • pipe down.
  •quiesce (noun)
  • quiesce.
  •quiet down (noun)
  • quieten.

• v.

  •lull (verb)
  • becalm,
  • subdue,
  • soft-pedal,
  • cool,
  • soothe,
  • compose,
  • moderate,
  • quiet,
  • wane,
  • settle,
  • abate,
  • chill out,
  • fall,
  • temper,
  • tranquilize,
  • balm,
  • pacify,
  • subside,
  • slacken,
  • quell,
  • let up,
  • decrease,
  • still,
  • diminish,
  • allay,
  • qualify,
  • cease,
  • stroke,
  • dwindle,
  • ebb.
  •silence (verb)
  • cut short,
  • cut off,
  • tongue-tie,
  • dull,
  • strike dumb,
  • dry up,
  • muffle,
  • quash,
  • hush one's mouth,
  • squelch,
  • choke off,
  • deaden,
  • hush-hush,
  • decrease the volume,
  • hold one's tongue,
  • close up,
  • mute,
  • sit on,
  • stifle,
  • overawe,
  • keep it down,
  • dumb,
  • suppress,
  • dummy up,
  • clam,
  • muzzle,
  • dampen,
  • say nothing,
  • extinguish,
  • gag.
  •unwind (verb)
  • loosen up,
  • wind down,
  • rest,
  • slow down,
  • take a break,
  • sit back,
  • recline,
  • ease off.

• Other synonyms:

  •calm down
  • cool it.
  •quieten
  • quietened.
  •silence
  • Clammed,
  • clamming up,
  • saying nothing,
  • choking off,
  • struck dumb,
  • dumbs,
  • dumbing,
  • kept down,
  • Dulling,
  • keep down,
  • decrease volume,
  • closing up,
  • closed up,
  • overawes,
  • Overawing,
  • sitting on,
  • dummied up,
  • hold tongue,
  • dumbed,
  • closes up,
  • overawed,
  • dried up,
  • clammed up,
  • drying up,
  • choked off,
  • dulls,
  • Clamming,
  • tongue tie.
  •unwind
  • taking a break,
  • winding down,
  • easing off,
  • slowed down.
  •wait
  • hold the line.
  •Other relevant words:
  • shush,
  • relax,
  • mellow,
  • curb,
  • settle down,
  • check,
  • control,
  • become tranquil,
  • unwind,
  • be tranquil,
  • calm down,
  • shut up,
  • tone down,
  • simmer down,
  • soften.

Antonyms for Quiet down:

• v.

  • lull
    intensify, grow, irritate, upset, win, disturb, raise, extend, incite, excite, enlarge, aggravate, start, energize, continue, arouse, rise, agitate, increase, expand, move, prolong, develop.
  • silence
    release, encourage, permit, communicate, let go, allow, be noisy, talk, help.
  • unwind
    prepare, wind, ready, twist, tangle.