Synonyms for Clearheaded:

• adj.

  •composed (adjective)
  • at ease,
  • have one's act together,
  • cool as cucumber,
  • keeping a stiff upper lip,
  • levelheaded,
  • Disimpassioned,
  • Soothed,
  • sure of oneself,
  • not turn a hair,
  • keeping one's shirt on.
  •lucid (adjective)
  • sensible,
  • perceptive,
  • unconfused.

• n.

  •clearheaded (noun)
  • clear,
  • unclouded.
  •lucid (noun)
  • judicious.

• Other synonyms:

  •
  • intelligent.
  •Other relevant words:
  • clever,
  • right,
  • balanced,
  • sound,
  • alive,
  • alert,
  • limpid,
  • adroit,
  • Clear-headed,
  • capable,
  • sober,
  • on the ball,
  • smart,
  • coherent,
  • steady,
  • lustrous,
  • awake,
  • straight,
  • lucid,
  • clear-sighted,
  • intelligible,
  • evident,
  • transparent,
  • bright,
  • rational,
  • brilliant,
  • sane,
  • wide-awake,
  • quick,
  • brainy,
  • acute,
  • reasonable,
  • apt,
  • expert,
  • wholesome,
  • temperate,
  • abstinent,
  • abstemious,
  • distinct,
  • together,
  • sagacious,
  • able,
  • normal.

Antonyms for Clearheaded:

• adj.

  • Other antonyms:
    gaga, cracked, dazzled, plastered, puddingheaded, stunned, pixilated, off, lit, raving, bananas, batty, stinking, screwy, wasted, sozzled, crazy, despondent, cranky, sloshed, squiffed, inebriate, stupefied, trancelike, ripped, wiped out, cuckoo, lit up, scatty, obsessed, paranoiac, moonstruck, dopey, berserk, deranged, haywire, stiff, blotto, crackpot, befogged, insane, lunatic, dazed, bibulous, frantic, potted, demented, brainsick, nuclear, tiddly, nuts, silly, fixated, wooly, dissipated, unsound, delusionary, pie-eyed, woolly-headed, slaphappy, psycho, unreasonable, schizophrenic, mixed-up, soused, balmy, oiled, distraught, irrational, delusional, loopy, dotty, foolish, depressed, tight, high, spaced-out, oddball, senseless, loaded, nutty, wacky, confused, addled, psychotic, fruity, pickled, distracted, witless, canned, wacko, looped, blasted, schizoid, stewed, aberrant, monomaniac, punch-drunk, boozy, clouded, eccentric, odd, Dipsomaniacal, Daffy, bughouse, strange, meshuga, daft, befuddled, potty, disturbed, muzzy, addlebrained, paranoid, crapulous, fried, dissolute, certifiable, blitzed, crocked, ballistic, amok, besotted, muddleheaded, unbalanced, wooly-minded, tipsy, smashed, neurotic, loco, intoxicated, muddled, monomaniacal, Gassed, ape, crackbrained, mental, debauched, maniacal, tanked, cockeyed, hysterical, obsessive-compulsive, maudlin, juiced, inebriated, sottish, woolly, crazed, addlepated, blind, disordered, bombed, delirious, frenzied, loony, mad, alcoholic, stoned.

• Other antonyms:

  • n.
    bounce, cloudy, opaque, unclear.