Synonyms of fitful

2 Syllables
patchy, nervous, wiggly, random, spastic, broken, moody, moodier, unquiet, jerkier, spotty, shifting, restless, jerky, catchy, fickler, patchier
3 Syllables
erratic, unstable, stop-and-go, variable, disjointed, inconstant, iterant, capricious, tottery, sporadic, incongruous, flickering, tottering, uneven, haphazard, spasmodic, periodic, fluctuating, recurrent, spurtive, unpunctual, epochal, restive, changeable, seasonal, vagarious, uncertain, hit-or-miss, disturbed, splenetic
4 Syllables
reversible, nonuniform, desultory, impulsive, herky-jerky, disconsonant, interrupted, discontinuous, intermittent, irregular, convulsive, permutable, revocable, unequable, humorsome, paroxysmal
5 Syllables
commutative
6 Syllables
on-again-off-again