predictable

erratic, fickle, volatile, unstable, predictable, uncertain, unpredicted, predicable, unforgiving, fluctuating, unsettled, mercurial, dangerous, chaotic, unknowable, changeable, capricious, perilous, unforeseeable, unexpected, dicey, uncontrollable, temperamental, tricky, tempestuous, unforeseen, unusual, treacherous, bizarre, turbulent, irrational, precarious, complicated, difficult, exasperating, inconstant, wacky, atypical, unreliable, unpropitious, unanticipated, inscrutable, tense, idiosyncratic, uneven, instable, challenging, unpleasant, jumpy, enigmatic, frightening, improbable, unnerving, unorthodox, undependable, confusing, stressful, risky, unpreventable, peculiar, intriguing, stormy, bewildering, problematic, unlikely, perplexing, cruel, adaptable, inconsistent, fractious, eventful, fragile, inhospitable, inventive, scary, imperfect, formful, strange, disruptive, unavoidable, destructive, eccentric, maddening, fearless, baffling, unfriendly, mutable, crazy, imponderable, unhinged, abrupt, edgy, disorienting, enthralling, quirky, indecisive, brutal, jittery, inexplicable, dynamic, exhilarating, tumultuous, expectable, untoward, detrimental, undesirable, adverse, unsettling, destabilizing, observable, selfdestructive, undesired

., bad luck, can of worms, capriciousness, chance, chaotic, disorderly, errant, erratic, erratically, even chance, fickle, floating voter, fluctuating, fortune, hazard, luck, mercurial, mischance, mishap, panic disorder, quicksilvera, sporadic, swing voter, toss-up, tossup, treacherous, unpredictability, unpredictably, unreliable, ununderstood, wild card

aleatory, episodic, freakish, indeterminable, irregular, occasional, undeterminable