unvoiced

(a) produced without vibration of the vocal cords
- unvoiced consonants such as "p" and "k" and "s"
surd, voiceless, hard,
(s) not made explicit
- the unexpressed terms of the agreement
- things left unsaid
- some kind of unspoken agreement
- his action is clear but his reason remains unstated
unexpressed, unsaid, unstated, unuttered, unverbalised, unverbalized, unspoken,

surd voiceless hard unexpressed unsaid unstated unuttered unverbalised unverbalized unspoken

sonant voiced soft