in English is:

gymnasium

Mutations

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

* This form is an exception to the mutation rules.

Use

y gymnasiwm hwn
fy ngymnasiwm i
dy gymnasiwm di
ei gymnasiwm ef/o
ei gymnasiwm hi
ein gymnasiwm ni
eich gymnasiwm chi
eu gymnasiwm nhw/hwy
External

Dictionary Portal

This is a library of dictionaries and other online resources where you can search further for gymnasiwm*:

Specialist Dictionaries
Glossaries
Terminology
Encyclopedia
Example Sentences
Sentences containing:

*External websites will be opened in a new window.