geminate
adjective /ˈdʒemɪneɪt/, /ˈdʒemɪnət/
/ˈdʒemɪneɪt/, /ˈdʒemɪnət/
(phonetics- (of a speech sound
) consisting of the same consonant pronounced twice, for example /kk/ in the middle of the word backcomb语音 叠音的(如 backcomb 中的 /kk/ )词源late Middle English: from Latin geminatus, past participle of geminare ‘double, pair with’, from geminus ‘twin’.