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peth

act

NounFeminine (benywaidd)A1/peːθ/

“peth” means “act” in Welsh (feminine noun). Pronounced /peːθ/. Mutation forms: Treiglad Meddal → beth, Treiglad Trwynol → mheth, Treiglad Llaes → pheth.

Mutation forms

In Welsh, the first letter of “peth” changes depending on the grammatical context. These are the mutated forms:

MutationForm
Base formpeth
Treiglad Meddalbeth
Treiglad Trwynolmheth
Treiglad Llaespheth

“peth” in context

Rwy'n meddwl hefyd ei bod yn bwysig peidio â darogan gwae ynghylch y pethau hyn, gan nad yw'r heriau yn unigryw i'r Gymraeg—maent yr un peth ar gyfer ffiseg, cemeg, ond maent yn waeth o ran recriwtio cyfrwng Cymraeg.

I think it is important as well not to have a counsel of doom on these things, because the challenges aren't unique to Welsh—they're the same for physics, chemistry, but they're worse when it comes to Welsh-medium recruitment.

C1

Rydym yn cael peth data'n gyflym iawn.

We do get some data very quickly.

A2

Rwy'n credu mai'r peth arall i'w gydnabod gyda phlant sy'n cael prydau ysgol am ddim yw bod tlodi ei hun yn gallu bod yn rhwystr i fynychu'r ysgol.

I think the other thing to recognise with children who are on free school meals is that poverty itself can be a barrier to attending school.

B2

Mae'r prosiect wedi bod yn mynd rhagddo ers peth amser.

It has been ongoing for some time as a project.

B2

Y peth pwysicaf yw pasio'r Ddeddf.

The most important thing is getting the Act passed.

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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first cousin

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way

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