deaf
definition: lacking or deprived of the sense of hearing wholly or in part
example:
speech part: adjective
synonyms:
definition: people who have severe hearing impairments
example: many of the deaf use sign language
speech part: noun
synonyms:
definition: make or render deaf
example: a deafening noise
speech part: verb
synonyms:
deafen
definition: (usually followed by `to') unwilling or refusing to pay heed
example:
speech part: adjective
synonyms:
indifferent