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dyfnhau

to deepen

VerbC2/dəvnˈhaɨ̯/

"dyfnhau" means "to deepen" in Welsh (verb). Pronounced /dəvnˈhaɨ̯/. Mutation forms: Treiglad Meddal → ddyfnhau, Treiglad Trwynol → nyfnhau.

Mutation forms

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

MutationForm
Base formdyfnhau
Treiglad Meddalddyfnhau
Treiglad Trwynolnyfnhau

"dyfnhau" in context

Ysgrifennydd y Cabinet, yng ngoleuni'r dystiolaeth, sut y gallwch chi roi sicrwydd i bobl Cymru na fydd mynediad at drafnidiaeth yn dyfnhau'r anghydraddoldebau presennol?

Cabinet Secretary, in light of the evidence, how can you assure the people of Wales that access to transport will not deepen existing inequalities?

B2

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

agor

to open

nhau

to clean

meddwl

to think (also: to mean)

bodoli

to exist

sicrhau

to ensure

rhyddhau

to free

medru

to be able to

arbenigo

to specialise

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