fluctuating

1 likely to change frequently, suddenly, or unexpectedly a fluctuating stock market makes it hard for investors to know what to do Synonyms of fluctuating capricious, changeable, changeful, flickery, fickle, fluid, inconsistent, inconstant, mercurial, mutable, skittish, temperamental, uncertain, unpredictable, unsettled, unstable, unsteady, variable, volatileWords Related to fluctuating aimless, arbitrary, desultory, erratic, haphazard, hit-or-miss, irregular, random, scattered, slapdash, stray; ambivalent, hesitating, shaky, shilly-shally, shilly-shallying, vacillating, wavering; dicey, undependable, unreliable, untrustworthy; adaptable, mobile, protean, versatileNear Antonyms of fluctuating equable, even, uniform; abiding, durable, lasting, permanent, persistent; dependable, reliable, sure, tried, tried-and-true, true, trustworthy, trustyAntonyms of fluctuating certain, changeless, constant, immutable, invariable, predictable, settled, stable, stationary, steady, unchangeable, unchanging, unvarying

2 not staying constant our speed was constantly fluctuating, so the figure of 50 miles per hour is just an average Synonyms of fluctuating changing, erratic, uneven, irregular, unequal, unstable, unsteady, varyingWords Related to fluctuating capricious, changeable, changeful, choppy, fickle, fluid, inconsistent, inconstant, mercurial, mutable, uncertain, unsettled, variable, volatileNear Antonyms of fluctuating regularAntonyms of fluctuating changeless, constant, stable, steady, unchanging, unvarying