in English is:

petroleum

Mutations

Soft:betroliwm
Nasal:mhetroliwm
Aspirate:phetroliwm

Use

y petroliwm hwn
fy mhetroliwm i
dy betroliwm di
ei betroliwm ef/o
ei phetroliwm hi
ein petroliwm ni
eich petroliwm chi
eu petroliwm nhw/hwy
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