Crossword clue: a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders)
3 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders)
make short successive sounds
a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders)