This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. Pain in the ear; otalgia.

n. A pain in the middle or inner ear.

n. Ache or pain in the ear.

n. Pain in the ear; otalgia.

n. an ache localized in the middle or inner ear

"The earache is back, and it sounds for all the world as if a Chinook is trying (unsuccessfully) to take off in my head."

ache    aching   

otalgia   

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