in English is:

detoxification

Mutations

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

Use

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