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Dydd Sul

Sunday

NounMasculine (gwrywaidd)A1

"Dydd Sul" means "Sunday" in Welsh (masculine noun). Mutation forms: Treiglad Meddal → ddydd Sul, Treiglad Trwynol → nydd Sul.

Mutation forms

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

MutationForm
Base formDydd Sul
Treiglad Meddalddydd Sul
Treiglad Trwynolnydd Sul

"Dydd Sul" in context

Beth wyt ti'n ei wneud dydd Sul nesa'?

What are you doing next Sunday?

B1

Dw i'n gweithio bob dydd ond Dydd Sul.

I work every day save Sundays.

A2

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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Related Welsh words

Dydd Llun

Monday

Dydd Mawrth

Tuesday

Dydd Mercher

Wednesday

Dydd Iau

Thursday

Dydd Gwener

Friday

Dydd Sadwrn

Saturday

wythnos

week

cloc

clock

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