Adverb happening slowly, evenly
Synonyms: bit by bit, by degrees, by installments, constantly, continuously, deliberately, gently, imperceptibly, inch by inch, increasingly, in small doses, little by little, moderately, perceptibly, piece by piece, piecemeal, progressively, regularly, sequentially, serially, steadily, step by step, successively, unhurriedly
Antonyms: abruptly, fastly, intermittently, suddenly