fitful

lacking in steadiness or regularity of occurrence a night of fitful sleep did not leave me feeling well rested the next morning Synonyms aperiodic, casual, catchy, choppy, discontinuous, episodic (also episodical), erratic, intermittent, irregular, occasional, spasmodic, spastic, sporadic, spotty, unsteady Related Words convulsive, sudden, violent; broken, disconnected, fragmentary, interrupted; aimless, arbitrary, desultory, haphazard, hit-and-miss, hit-or-miss, odd, random, scattered, slapdash, stray; capricious, changeful, changing, flickery, fluctuating, fluid, inconstant, mercurial, mutable, temperamental, uncertain, unpredictable, unsettled, unstable, varying, wavering; changeable, fickle, variable, volatile Near Antonyms changeless, equable, even, stable, stationary, uniform; unchanging, unvarying, unwavering; methodical (also methodic), orderly, systematic; unrelenting, unremitting Antonyms constant, continuous, habitual, periodic, regular, repeated, steady