in English is:

pluralism

Mutations

Soft:blwraliaeth
Nasal:mhlwraliaeth
Aspirate:phlwraliaeth

Use

y blwraliaeth hon
fy mhlwraliaeth i
dy blwraliaeth di
ei blwraliaeth ef/o
ei phlwraliaeth hi
ein plwraliaeth ni
eich plwraliaeth chi
eu plwraliaeth nhw/hwy
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