Synonyms of 'mute'
He was mute, distant and indifferent.
He was a serious, silent man.
A taciturn man, he replied to my questions in monosyllables.
In their presence I became self-conscious and tongue-tied.
Officials are tight-lipped about launching an attack.
I'd be in trouble if I let on. So I kept mum.
I threw her a mute look of appeal.
1 tone down
Bush muted some of his more extreme views.
The wooded hillside muted the sounds.
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To dampen something such as someone's enthusiasm or excitement means to make it less lively or intense.
Nothing seemed to dampen his enthusiasm.
They managed to deaden the sound.
Thesaurus for mute from the Collins English Thesaurus
Someone who is mute is silent for a particular reason and does not speak.