Irish

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Etymology

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From peitri- +‎ -gineas.

Noun

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peitrigineas m (genitive singular peitriginis)

  1. (geology) petrogenesis

Declension

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Mutation

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Irish mutation
Radical Lenition Eclipsis
peitrigineas pheitrigineas bpeitrigineas
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.