Synonyms of unspeaking

1 Syllable
whist, shy, mum, still, quiet, hushed, mute
2 Syllables
silent, wordless, quieter, quieted, speechless, muting, soundless, muter, mumer, quieting, zipped, quietest, bashful, whister, muted, husher
3 Syllables
nonvocal, silentious, reserved, unsounded, aphasiac, tongueless, reticent, tight-lipped, tongue-tied, aphasic, voiceless
4 Syllables
secretive, unforthcoming, unsociable, unpronounced, closemouthed
5 Syllables
inobtrusive
7 Syllables
uncommunicative