Welsh edit

Etymology edit

From gwirfoddol (voluntary) +‎ -wr.

Noun edit

gwirfoddolwr m (plural gwirfoddolwyr)

  1. volunteer

Mutation edit

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