in English is:

venting

,

winnowing

Mutations

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

Use

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