in English is:

coleoptile

Mutations

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

Use

y wreiddbilen hon
fy ngwreiddbilen i
dy wreiddbilen di
ei wreiddbilen ef/o
ei gwreiddbilen hi
ein gwreiddbilen ni
eich gwreiddbilen chi
eu gwreiddbilen nhw/hwy
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