in English is:

glaciology

Mutations

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

Use

y rhewlifeg hon
fy rhewlifeg i
dy rewlifeg di
ei rewlifeg ef/o
ei rhewlifeg hi
ein rhewlifeg ni
eich rhewlifeg chi
eu rhewlifeg nhw/hwy
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