in English is:

originality

Mutations

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

Use

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