in English is:

alkylation

Mutations

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

Use

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