WordRel.com

• someone who wiretaps a telephone or telegraph wire

  synonym	phone tapperwiretapper
  derivation	tap
  hypernym	eavesdropper

• a tavern keeper who taps kegs or casks

  synonym	tapster
  derivation	taptap
  hypernym	publicantavern keeper

• a worker who uses a tap to cut screw threads

  derivation	tap
  hypernym	worker

• a dancer who sounds out rhythms by using metal taps on the toes and heels of the shoes

  synonym	tap dancer
  derivation	tap
  hypernym	dancerprofessional dancerterpsichorean

• a person who strikes a surface lightly and usually repeatedly

  derivation	tap
  hypernym	actordoerworker