Welsh edit

Etymology edit

From ystafell +‎ -oedd (plural ending).

Noun edit

ystafelloedd f pl

  1. plural of ystafell (room)

Mutation edit

Welsh mutation
radical soft nasal h-prothesis
ystafelloedd unchanged unchanged hystafelloedd
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.