tapping

English Thesaurus

1. the sound of light blow or knock (noun.event)

hypernym	:	sound,
definition	:	the sudden occurrence of an audible event (noun.event)

hyponym	:	rat-a-tat, rat-a-tat-tat, rat-tat,
definition	:	a series of short sharp taps (as made by strokes on a drum or knocks on a door) (noun.event)

derivation	:	knock, pink, rap, tap,
definition	:	make light, repeated taps on a surface (verb.perception)

derivation	:	knock, pink, rap, tap,
definition	:	make light, repeated taps on a surface (verb.perception)