Synonyms for No slouch:

• adj.

  •adept (adjective)
  • adroit,
  • practiced,
  • brainy,
  • masterful,
  • expert,
  • dexterous,
  • wizard,
  • skilled,
  • proficient,
  • sharp,
  • masterly,
  • capable,
  • accomplished,
  • smooth,
  • deft,
  • skillful,
  • versed,
  • on the ball.
  •competent (adjective)
  • complete,
  • good,
  • sufficient,
  • endowed,
  • adapted,
  • know the ropes,
  • decent,
  • qualified,
  • crisp,
  • clever,
  • satisfactory,
  • fit,
  • au fait,
  • suitable,
  • efficient,
  • polished,
  • equal,
  • fool,
  • enough,
  • dynamite,
  • appropriate,
  • adequate.

• n.

  •eager beaver (noun)
  • dynamo,
  • sharpies,
  • workhorses,
  • busy person,
  • beaver,
  • aholic,
  • active person,
  • self-starter,
  • sharpy,
  • workhorse,
  • doer,
  • spark plug,
  • go-getter,
  • busy bee,
  • pistol,
  • ball of fire,
  • hot shot,
  • Beavers,
  • fireballs,
  • ambitious person,
  • live wire.
  •go-getter (noun)
  • hustler,
  • go getter.
  •virtuoso (noun)
  • big league,
  • celebrity,
  • professional,
  • ace,
  • performer,
  • genius,
  • pundit,
  • old hand,
  • artist,
  • intelligent,
  • prodigy,
  • authority,
  • champion,
  • egghead,
  • star,
  • musician,
  • champ.

• Other synonyms:

  •adj.
  • pertinent,
  • quick,
  • quickest,
  • savvy,
  • slick,
  • no slouch,
  • nobody's fool,
  • on the beam,
  • adept,
  • competent,
  • fireball,
  • hotshot,
  • know the score,
  • there,
  • all around,
  • being a pistol,
  • fooler,
  • know ins and outs,
  • know one's business,
  • know one's stuff,
  • know stuff,
  • know the answers,
  • no dummy,
  • paid one's dues,
  • sharp as a tack,
  • up to it,
  • up to snuff,
  • up to speed.
  •n.
  • artiste,
  • eager beaver,
  • hot stuff,
  • magician,
  • virtuoso,
  • superstar,
  • adepts,
  • pros,
  • SHARPS,
  • superstars,
  • naturals,
  • artistes,
  • hotshots,
  • dillettante,
  • old pro.
  •Other relevant words:
  • slouch.

Antonyms for No slouch:

• adj.

  • adept
    clumsy, awkward, incompetent, unskilled, inept.
  • competent
    incapable, inefficient, unable, inadequate.

• n.

  • virtuoso
    greenhorn, rookie, amateur.