unvoice

[ uhn-vois ]
/ ʌnˈvɔɪs /

verb (used with or without object), un·voiced, un·voic·ing. Phonetics.

Origin of unvoice

First recorded in 1630–40; un-2 + voice

British Dictionary definitions for unvoice

unvoice
/ (ʌnˈvɔɪs) /

verb (tr)

to pronounce without vibration of the vocal cords
another word for devoice