in English is:

polish

Mutations

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

Use

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