SPEECHLESS
Source: 566, 567
speechless. Speechless, a. not having power to speak, dumb
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Speech″less, a. 1. 1. Destitute or deprived of the faculty of speech.
2. 2. Not speaking for a time; dumb; mute; silent.
Speechless with wonder, and half dead with fear. Addison. — Speech″less‐ly, adv. — Speech″less‐ness, n.