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deunydd

material

NounMasculine (gwrywaidd)A2/ˈdeɨ̯nɨ̞ð/

"deunydd" means "material" in Welsh (masculine noun). Pronounced /ˈdeɨ̯nɨ̞ð/. Mutation forms: Treiglad Meddal → ddeunydd, Treiglad Trwynol → neunydd.

Mutation forms

In Welsh, the first letter of "deunydd" changes depending on the grammatical context. These are the mutated forms:

MutationForm
Base formdeunydd
Treiglad Meddalddeunydd
Treiglad Trwynolneunydd

"deunydd" in context

Yn Abertawe, mae gennym ni broblem ddifrifol gyda llosgi deunydd gwastraff yn Mill Stream Way yn Llansamlet.

In Swansea, we have a serious problem with the burning of waste material at Mill Stream Way in Llansamlet.

C1

Further reading

Welsh Mutations Explained — Soft, Nasal & Aspirate →Welsh Pronunciation — It's Actually Easier Than English →How to Learn Welsh as an Adult — A Step-by-Step Roadmap →Best Apps to Learn Welsh (2026) →Browse all Welsh vocabulary →

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