perthnaseddol

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Welsh

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Etymology

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From perthnasedd +‎ -ol.

Adjective

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perthnaseddol (feminine singular perthnaseddol, plural perthnaseddol, not comparable)

  1. (physics) relativistic

Mutation

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Welsh mutation
radical soft nasal aspirate
perthnaseddol berthnaseddol mherthnaseddol pherthnaseddol
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.