calcium
"calsiwm" means "calcium" in Welsh (masculine noun). Pronounced /ˈkalsjʊm/. Mutation forms: Treiglad Meddal → galsiwm, Treiglad Trwynol → nghalsiwm, Treiglad Llaes → chalsiwm.
In Welsh, the first letter of "calsiwm" changes depending on the grammatical context. These are the mutated forms:
| Mutation | Form |
|---|---|
| Base form | calsiwm |
| Treiglad Meddal | galsiwm |
| Treiglad Trwynol | nghalsiwm |
| Treiglad Llaes | chalsiwm |
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