in English is:

retrievability

Mutations

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

Use

yr adferadwyedd hwn
fy adferadwyedd i
dy adferadwyedd di
ei adferadwyedd ef/o
ei hadferadwyedd hi
ein hadferadwyedd ni
eich adferadwyedd chi
eu hadferadwyedd nhw/hwy
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