in English is:

variability

Mutations

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

Use

yr amrywioldeb hwn
fy amrywioldeb i
dy amrywioldeb di
ei amrywioldeb ef/o
ei hamrywioldeb hi
ein hamrywioldeb ni
eich amrywioldeb chi
eu hamrywioldeb nhw/hwy
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