in English is:

ageism

Mutations

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

Use

yr oedraniaeth hon
fy oedraniaeth i
dy oedraniaeth di
ei oedraniaeth ef/o
ei hoedraniaeth hi
ein hoedraniaeth ni
eich oedraniaeth chi
eu hoedraniaeth nhw/hwy
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