in English is:

bawdiness

,

ribaldry

Mutations

Soft:(no mutation)
Nasal:(no mutation)
Aspirate:(no mutation)

Use

y serthedd hwn
fy serthedd i
dy serthedd di
ei serthedd ef/o
ei serthedd hi
ein serthedd ni
eich serthedd chi
eu serthedd nhw/hwy
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