Welsh
Etymology
From cellwair + -us.
Adjective
cellweirus (feminine singular cellweirus, plural cellweirus, equative mor gellweirus, comparative mwy cellweirus, superlative mwyaf cellweirus)
- jocular, frivolous, facetious
- Synonyms: digrif, ysmala, direidus
Mutation
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.