in English is:

depravity

,

dereliction

Mutations

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

Use

y diffeithdra hwn
fy niffeithdra i
dy ddiffeithdra di
ei ddiffeithdra ef/o
ei diffeithdra hi
ein diffeithdra ni
eich diffeithdra chi
eu diffeithdra nhw/hwy
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