in English is:

bullion

Mutations

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

Use

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