in English is:

nepotism

Mutations

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

Use

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