auricular

adj of or like the ear 耳的; 耳状的: an auricular confession, ie one spoken privately into the ear of a priest 秘密忏悔（向神父秘密耳语忏悔）.

auditory, Aug, auger, aught, augment, augmentation, augmented, augur, augury, August, Augustan, auk, auld lang syne, aunt, Aunt Sally, auntie (also aunty), aura, aural, aurally, aureola, aurora, auspice, auspices, auspicious, Aussie, austere, austerely, austerity, Australia, Australian, Australian Rules, Austria, Austrian, Austro-, aut(o)-, authentic, authentically, authenticate, authenticity, author,