in English is:

geodesy

Mutations

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

* This form is an exception to the mutation rules.

Use

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