in English is:

pumice

Mutations

Soft:bwmis
Nasal:mhwmis
Aspirate:phwmis

Use

y pwmis hwn
fy mhwmis i
dy bwmis di
ei bwmis ef/o
ei phwmis hi
ein pwmis ni
eich pwmis chi
eu pwmis nhw/hwy
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