gwialen

Welsh

Noun

gwialen f (plural gwialenni or gwialennod)

1. singulative of gwiail (“rods, sticks”)
2. (anatomy) penis

Mutation

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