in English is:

anti-Semitism

Mutations

Soft:wrth-Iddewiaeth
Nasal:ngwrth-Iddewiaeth
Aspirate:(no mutation)

Use

yr wrth-Iddewiaeth hon
fy ngwrth-Iddewiaeth i
dy wrth-Iddewiaeth di
ei wrth-Iddewiaeth ef/o
ei gwrth-Iddewiaeth hi
ein gwrth-Iddewiaeth ni
eich gwrth-Iddewiaeth chi
eu gwrth-Iddewiaeth nhw/hwy
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