childish
"plentynnaidd" means "childish" in Welsh (adjective). Pronounced /plɛnˈtənai̯ð/. Mutation forms: Treiglad Meddal → blentynnaidd, Treiglad Trwynol → mhlentynnaidd, Treiglad Llaes → phlentynnaidd.
In Welsh, the first letter of "plentynnaidd" changes depending on the grammatical context. These are the mutated forms:
| Mutation | Form |
|---|---|
| Base form | plentynnaidd |
| Treiglad Meddal | blentynnaidd |
| Treiglad Trwynol | mhlentynnaidd |
| Treiglad Llaes | phlentynnaidd |
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