(adv.) In a grudging manner.

cautiously circumspectly crawlingly creepingly deliberately dilatorily easily falteringly gently grudgingly haltingly idly in low gear in march time in slow motion in slow tempo indolently languidly languorously leisurely limpingly lingeringly loiteringly moderately perfunctorily pokily pokingly relaxedly slow slowly sluggishly sulkily sullenly tarryingly tentatively under easy sail under protest unhurriedly with agonizing slowness with deliberation with dragging feet with no heart