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oer

cold

AdjectiveB1/oːɨ̯r/

"oer" means "cold" in Welsh (adjective). Pronounced /oːɨ̯r/. Mutation forms: Treiglad Llaes → hoer.

Mutation forms

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

MutationForm
Base formoer
Treiglad Llaeshoer

"oer" in context

Mae'r coffi yn oer.

The coffee is cold.

B2

Mae'r te yn rhy oer.

The tea is too cold.

C1

Mae'r tywydd yn oer.

The weather is cold.

B1

Roedd hi'n oer tu allan.

It was cold outside.

B1

Mae'n oer iawn nawr.

It's very cold now.

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

unig

only

uchel

high

araf

slow

cyflym

fast

tlawd

poor

budr

vile

bach

small

dim

no

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