surd Synonyms

hard voiceless unvoiced dull of hearing irrational number toneless strong speechless silent sharp reciprocal real complex number unuttered prime number breath sound dull-eared deaf-eared voiceless sound thick of hearing voiceless consonant unvocalized unhearing rational number rational radical quiescent fraction finite even earless dumb decimal deaf-mute deaf back aphonous imaginary impossible prime positive odd negative mute mum lateral irrational infinite inarticulate aphonic