1) Insistently 1) Arbitrarily 2) Randomly 3) Restlessly 4) Shakily 5) Sporadically 6) Unequally 7) Unpredictably 8) Unsteadily 9) Untrustworthily 1) Disconnectedly 2) Haphazardly 3) How nomads move 4) Intermittently 5) Now and then 6) Occasionally 7) Patchily 8) Sporadically 9) Unevenly 10) Unpredictably 11) Variably 
[adv] - in an erratic unpredictable manner
erratic, erratically 1. Irregular, uncertain or without organization in movement or behavior. 2. Not predictable, regular, or consistent; especially, in being likely to depart from expected standards at any time. 3. Often changing direction and not following any definite course. 4. Having no fixed or regular course; wandering. 5. Lacking consis...
unpredictably adverb in an erratic unpredictable manner; `economic changes are proceeding erratically`