earmuffs / ear flaps

ear; ears / crust (of bread) / selvedge (woven edge of a bolt of fabric)

to hear, to hear by accident

ear

a type of fungi belonging to the Tremellaceae family; Tremella fuciformis, snow fungus.

earplug

(neologism) animal ears, as worn or possessed by a human or humanoid

Alternative spelling of 木菟 (“eagle owl”)

(pathology) otitis, inflammation of the ear, such as that resulting from ear infection, often causing earache

(slang) earwax