intermittent

1 occurring or appearing at intervals intermittent showers had me opening and closing my umbrella all day long Synonyms continual, on-and-off, periodic, periodical, recurrent, recurring Related Words alternate, alternating, cyclic (or cyclical), rhythmic (or rhythmical), seasonal, serial; aperiodic, erratic, fitful, irregular, occasional, spasmodic, sporadic, spotty, unsteady Near Antonyms eternal, everlasting, interminable, perpetual Antonyms constant, continuous, incessant, unceasing

2 lacking in steadiness or regularity of occurrence the breadwinner's intermittent employment put the family in a difficult position financially Synonyms aperiodic, casual, catchy, choppy, discontinuous, episodic (also episodical), erratic, fitful, irregular, occasional, spasmodic, spastic, sporadic, spotty, unsteadyRelated 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, volatileNear Antonyms changeless, equable, even, stable, stationary, uniform; unchanging, unvarying, unwavering; methodical (also methodic), orderly, systematic; unrelenting, unremittingAntonyms constant, continuous, habitual, periodic, regular, repeated, steady