Synonyms for Nervous wreck:

• adj.

  •fidgety (adjective)
  • spooked,
  • restive,
  • wired,
  • antsy,
  • nervy,
  • up the wall,
  • high-strung,
  • fidgety,
  • nervous,
  • apprehensive,
  • hyper,
  • jittery,
  • jerky,
  • twitchy,
  • on pins and needles,
  • impatient,
  • uneasy,
  • spooky,
  • unrestful,
  • jumpy,
  • restless.
  •strained (adjective)
  • false,
  • wreck,
  • stiff,
  • taut,
  • wrecker,
  • difficult,
  • in a state,
  • unglued,
  • uncomfortable,
  • unrelaxed,
  • awkward,
  • artificial,
  • hard put,
  • unnatural,
  • put,
  • strung out,
  • at end of rope,
  • constrained,
  • self-conscious,
  • tight,
  • embarrassed,
  • farfetched,
  • labored.
  •tense (adjective)
  • moving,
  • shot,
  • unquiet,
  • shaky,
  • queasy,
  • worrying,
  • concerned,
  • moved.

• n.

  •very nervous person (noun)
  • nervous Nellie.

• Other synonyms:

  •adj.
  • obsessive,
  • unnerved,
  • hysteric,
  • neurotic,
  • overanxious,
  • psychoneurotic,
  • strained,
  • stressful,
  • tense,
  • fluttery,
  • keyed up,
  • over-anxious,
  • on edge,
  • in a tizzy,
  • over-wrought,
  • bundle of nerves,
  • shot to pieces,
  • up set,
  • white knuckled.
  •n.
  • spastic,
  • worrier,
  • worrywart,
  • wuss,
  • Ninnyhammer,
  • SPAZ,
  • worriers,
  • spastics,
  • basket case,
  • a bundle of nerves,
  • basket-case,
  • fraidy cat.

Antonyms for Nervous wreck:

• adj.

  • fidgety
    composed, relaxed, calm, quiet, easy-going, unmoving, Resting, still, restful, laid-back.
  • neurotic
    balanced, sane, normal, stable, adjusted.
  • strained
    slack, genuine, unforced, easy, comfortable, loose.
  • tense
    untroubled, limp, uncaring, happy, unafraid, unworried, limpid.