in English is:

secret

,

mystery

Mutations

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

Use

y dirgel hwn
fy nirgel i
dy ddirgel di
ei ddirgel ef/o
ei dirgel hi
ein dirgel ni
eich dirgel chi
eu dirgel nhw/hwy
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