耳目

er3 mu4

eyes and ears; sb's attention or notice; information; knowledge; spies

耳朵

er3 duo5

ear; CL:只[zhi1],个[ge4],对[dui4]; handle (on a cup)

耳鼓

er3 gu3

eardrum; tympanum (of the middle ear); tympanic membrane

耳机

er3 ji1

headphones; earphones; telephone receiver

耳

er3

ear; handle (archaeology); and that is all (classical Chinese)