blas.blas.
HomeArchiveResearch
Tables
blas.blas.

bys

toe

NounMasculine (gwrywaidd)C1/bɨːs/

"bys" means "toe" in Welsh (masculine noun). Pronounced /bɨːs/. Mutation forms: Treiglad Meddal → fys, Treiglad Trwynol → mys.

Mutation forms

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

MutationForm
Base formbys
Treiglad Meddalfys
Treiglad Trwynolmys

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 →

Learn "bys" and 3,000+ Welsh words

blas. teaches vocabulary with spaced repetition — including mutation drilling, example sentences, and pronunciation. Free to start.

Start learning Welsh

Related Welsh words

ysgwydd

shoulder

dant

cog

stumog

stomach

bron

breast

pen

head; top

llaw

hand

ennill

gain

wyneb

face

blas.
Learn WelshBlogPrivacy