in English is:

bio-safety

Mutations

Soft:fioddiogelwch
Nasal:mioddiogelwch
Aspirate:(no mutation)

Use

y bioddiogelwch hwn
fy mioddiogelwch i
dy fioddiogelwch di
ei fioddiogelwch ef/o
ei bioddiogelwch hi
ein bioddiogelwch ni
eich bioddiogelwch chi
eu bioddiogelwch nhw/hwy
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