(adv.) In a halting or limping manner.

at irregular intervals at random brokenly by catches by fits by jerks by snatches capriciously cautiously circumspectly crawlingly creepingly deliberately desultorily dilatorily disconnectedly discontinuously easily eccentrically erratically falteringly fitfully gently idly in low gear in march time in slow motion in slow tempo in snatches in spots inconstantly indolently intermittently irregularly jerkily languidly languorously leisurely limpingly lingeringly loiteringly lurchingly moderately nonuniformly off and on patchily pokily pokingly relaxedly reluctantly roughly slow slowly sluggishly spasmodically sporadically spottily tarryingly tentatively uncertainly under easy sail unevenly unhurriedly unmethodically unpredictably unrhythmically unsteadily unsystematically variably whimsically with agonizing slowness with deliberation wobblingly