Irish

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Etymology

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oighear +‎ aois, calque of English ice age.

Noun

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oighearaois f (genitive singular oighearaoise, nominative plural oighearaoiseanna)

  1. ice age

Declension

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Mutation

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Irish mutation
Radical Eclipsis with h-prothesis with t-prothesis
oighearaois n-oighearaois hoighearaois not applicable
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.