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dyfais

device

NounFeminine (benywaidd)C1/ˈdəvai̯s/

"dyfais" means "device" in Welsh (feminine noun). Pronounced /ˈdəvai̯s/. Mutation forms: Treiglad Meddal → ddyfais, Treiglad Trwynol → nyfais.

Mutation forms

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

MutationForm
Base formdyfais
Treiglad Meddalddyfais
Treiglad Trwynolnyfais

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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