| Main Entry: | flighty |
| Part of Speech: | adjective |
| Definition: | fickle, irresponsible |
Synonyms: |
airheaded, birdbrained, bubbleheaded, capricious, changeable, dingbat, dingdong, dizzy*, effervescent, empty-headed, featherbrained, frivolous, gaga, giddy, harebrained, impetuous, impulsive, inconstant, lightheaded, lively, mercurial, scatterbrained, silly, thoughtless, twit, unbalanced, unstable, unsteady, volatile, whimsical, wild |
Antonyms: |
responsible |
| Main Entry: | aimless |
| Part of Speech: | adjective |
| Definition: | having no goal |
Synonyms: |
accidental, any which way, bits-and-pieces, blind, capricious, careless, casual, chance, desultory, directionless, drifting, erratic, fanciful, fickle, fits and starts, flighty, fortuitous, frivolous, goalless, haphazard, heedless, hit-or-miss, indecisive, indiscriminate, irresolute, objectless, pointless, purposeless, random, shiftless, stray, thoughtless, unavailing, undirected, unguided, unplanned, unpredictable, vagrant, wandering, wanton, wayward |
Antonyms: |
determined, directed, goal-oriented, motivated, pointed, purposeful, resolute |
| Main Entry: | capricious |
| Part of Speech: | adjective |
| Definition: | given to sudden behavior change |
Synonyms: |
any way the wind blows, arbitrary, blowing hot and cold, careless, changeful, contrary, crotchety, effervescent, erratic, every which way, fanciful, fickle, fitful, flaky*, flighty, freakish, gaga, helter-skelter, humorsome, impulsive, inconstant, kinky*, lubricious, mercurial, moody, mutable, notional, odd, picky*, punchy, queer, quirky, temperamental, ticklish, unpredictable, unreasonable, unstable, up and down, vagarious, variable, volatile, wayward, whimsical, yo-yo |
Antonyms: |
constant, dependable, sensible, staid, steadfast, steady |
| Main Entry: | changeable |
| Part of Speech: | adjective |
| Definition: | erratic |
Synonyms: |
agitated, capricious, changeful, commutative, convertible, fickle, fitful, flighty, fluctuating, fluid, impulsive, inconstant, indecisive, irregular, irresolute, irresponsible, kaleidoscopic, mercurial, mobile, movable, mutable, permutable, protean, restless, reversible, revocable, shifting, skittish, spasmodic, transformable, transitional, uncertain, unpredictable, unreliable, unsettled, unstable, unsteady, vacillating, vagrant, variable, variant, varying, versatile, volatile, wavering, whimsical |
Antonyms: |
certain, changeless, constant, fixed, lasting, reliable, stable, steady, sure, unchangeable, undeviating |
| Main Entry: | fickle |
| Part of Speech: | adjective |
| Definition: | vacillating, blowing hot and cold |
Synonyms: |
arbitrary, capricious, changeable, cheating, coquettish, double-crossing, faithless, fitful, flighty, frivolous, inconstant, irresolute, lubricious, mercurial, mutable, quicksilver, sneaking, temperamental, ticklish, two-timing, unfaithful, unpredictable, unstable, unsteady, untrue, variable, volatile, whimsical, yo-yo |
Antonyms: |
aware, cognizant, constant, faithful, reliable, stable, steady |
| Main Entry: | flippant |
| Part of Speech: | adjective |
| Definition: | irreverent |
Synonyms: |
brassy, breezy, cheeky*, cocky, disrespectful, flighty, flip*, fresh, frivolous, glib, impertinent, impudent, insolent, lippy, nervy, offhand, pert, playful, rude, sassy*, smart*, smart-alecky, superficial |
Antonyms: |
courteous, respectful, reverent, serious |
| Main Entry: | frivolous |
| Part of Speech: | adjective |
| Definition: | trivial, silly |
Synonyms: |
barmy, childish, dizzy*, empty-headed, facetious, featherbrained, flighty, flip, flippant, foolish, gay, giddy*, harebrained, idiotic, idle, ill-considered, impractical, juvenile, light, light-minded, minor, niggling, nonserious, not serious, paltry, peripheral, petty, playful, pointless, puerile, scatterbrained, senseless, shallow, sportive, superficial, tongue-in-cheek, unimportant, unprofound, volatile, whimsical |
Antonyms: |
grave, mature, sensible, serious, solemn, thoughtful, wise |
| Main Entry: | giddy |
| Part of Speech: | adjective |
| Definition: | silly, impulsive |
Synonyms: |
bemused, brainless, bubbleheaded, capricious, careless, changeable, changeful, ditzy, dizzy, empty-headed, erratic, fickle, flighty, flustered, frivolous, gaga, heedless, inconstant, irresolute, irresponsible, lightheaded, punchy, reckless, reeling, scatterbrained, skittish, slaphappy, swimming*, thoughtless, unbalanced, unsettled, unstable, unsteady, vacillating, volatile, whimsical, whirling, wild, woozy |
Antonyms: |
calm, careful, level-headed, sensible, serious |
| Main Entry: | harebrained |
| Part of Speech: | adjective |
| Definition: | stupid, unthinking |
Synonyms: |
absurd, asinine, barmy, bizarre, careless, changeable, crazy, dizzy*, empty-headed, featherbrained, flighty, foolish, frivolous, giddy, half-baked, heedless, inane, irresponsible, loony, mindless, preposterous, rash, rattlebrained, reckless, scatterbrained, unstable, unsteady, wacky*, wild |
Antonyms: |
brainy, intelligent, reasonable, sensible, smart, thoughtful |
| Main Entry: | harum-scarum |
| Part of Speech: | adjective |
| Definition: | reckless |
Synonyms: |
carefree, careless, daring, disorderly, erratic, flighty, foolhardy, giddy, haphazard, hasty, imprudent, irresponsible, light-minded, negligent, rash, regardless, romping, scatty, thoughtless, wild |