Singular
NOMINATIVE
frithdhearbhú
▪an frithdhearbhú
GENITIVE
frithdhearbhaithe
▪an fhrithdhearbhaithe
Plural
NOMINATIVE
frithdhearbhuithe
▪na frithdhearbhuithe
GENITIVE
frithdhearbhuithe
▪na bhfrithdhearbhuithe