clearheaded

1 having full use of one's mind and control over one's actions waited until she was clearheaded to make the decision Synonyms balanced, sane, compos mentis, lucid, normal, right, stableRelated Words analytic (or analytical), clear, coherent, logical, rational, reasonable; even-keeled, judicious, levelheaded, sensible, wise; healthy, sound, unneurotic; well-adjusted, well-balancedNear Antonyms balmy, bananas, batty, bughouse [slang], certifiable, crackbrained, cracked, crackpot, cranky [dialect], cuckoo, daffy, daft, dotty, fruity [slang], gaga, loco [slang], loony (also looney), loopy, meshuga (or meshugge also meshugah or meshuggah), moonstruck, nuts, nutty, scatty [chiefly British], screwy, wacko (also whacko), wacky (also whacky); aberrant, delirious, disordered; delusional, delusionary, disturbed, neurotic, obsessive-compulsive, paranoiac (also paranoic), paranoid (also paranoidal), psycho, psychotic, schizo, schizoid, schizophrenic, schizy (or schizzy); eccentric, odd, oddball, off, pixilated (also pixillated), potty [chiefly British], queer, strange; foolish, senseless, witless; irrational, mixed-up, unreasonable; depressed, despondent; distracted, distraught, frantic, frenzied, haywire, hysterical (also hysteric), raving, wigged-out; amok (or amuck), ape, ballistic, berserk, nuclear; fixated, monomaniac, monomaniacal, obsessedAntonyms brainsick, crazed, crazy, demented, deranged, insane, lunatic, mad, maniacal (also maniac), mental, unbalanced, unsound

2 not having one's mind affected by alcohol woke up clearheaded and alert the next morning Synonyms sober, straightRelated Words abstemious, abstinent, dry, teetotal, temperate; cool, level, steadyNear Antonyms alcoholic, bibulous, crapulous, dipsomaniacal; maudlin, tiddly [chiefly British]; befuddled, besotted, dopey (also dopy); debauched, dissipated, dissoluteAntonyms blasted [slang], blind, blitzed [slang], blotto [slang], bombed, boozy, canned [slang], cockeyed, crocked, drunk, drunken, fried, gassed, hammered [slang], high, inebriate, inebriated, intoxicated, juiced [slang], lit, lit up, loaded [slang], looped, oiled [slang], pickled, pie-eyed, plastered, potted [slang], ripped [slang], sloshed [slang], smashed [slang], sottish, soused, sozzled, squiffed (or squiffy), stewed, stiff, stinking [slang], stoned, tanked [slang], tight, tipsy, wasted [slang], wiped out [slang]