rhedyn

Welsh

Etymology

From Proto-Brythonic *ratinā (compare Cornish reden, Breton raden), diminutive of Proto-Celtic *ɸratis (compare Middle Irish raith, Old Irish raithnech), from Proto-Indo-European *perHt- (compare Greek φτέρη (ftéri), Lithuanian papártis).

Noun

1. fern
2. bracken

Mutation

Welsh mutation
radical	soft	nasal	aspirate
rhedyn	redyn	unchanged	unchanged
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.