in English is:

separatism

Mutations

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

Use

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