intermittent fitful interrupted irregular broken disconnected spasmodic sporadic erratic aperiodic casual catchy choppy episodic episodical occasional spotty unsteady alternate desultory disjointed disordered disrupted gaping inchoate incoherent incohesive muddled unconnected uneven unorganised unorganized periodic patchy infrequent fragmentary scattered random periodical odd isolated shifting inconsistent unsettled inconstant variable scarce jerky rambling uncommon uncertain wandering rare disturbed recurring seldom recurrent fluctuating cyclical unstable unfrequent seasonal jumbled incomplete haphazard capricious changeable scattershot disorganized disorganised unusual exceptional cyclic unsystematic isochronal isochronous volatile epochal rhythmic serial punctuated iterative discontinuing checked rhythmical arrested metrical iterant confused varying piecemeal scrappy bitty fragmented few wavering aimless changing unreliable nonuniform