in English is:

gadolinium

Mutations

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

* This form is an exception to the mutation rules.

Use

y gadoliniwm hwn
fy ngadoliniwm i
dy gadoliniwm di
ei gadoliniwm ef/o
ei gadoliniwm hi
ein gadoliniwm ni
eich gadoliniwm chi
eu gadoliniwm nhw/hwy
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