1. (a.) Destitute or deprived of the faculty of speech.

2. (a.) Not speaking for a time; dumb; mute; silent.

anaudic aphasic aphonic breathless brief brusque close close-tongued closemouthed concise curt dazed dumb dumbfounded dumbstricken dumbstruck economical of words inarticulate indisposed to talk laconic mum mute nonplussed quiet reserved shocked short silent snug sparing of words stricken dumb taciturn terse thunderstruck tight-lipped tongue-tied tongueless uncommunicative unloquacious untalkative voiceless word-bound wordless