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bach

small

AdjectiveA1/baːχ/

“bach” means “small” in Welsh (adjective). Pronounced /baːχ/. Mutation forms: Treiglad Meddal → fach, Treiglad Trwynol → mach.

Mutation forms

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

MutationForm
Base formbach
Treiglad Meddalfach
Treiglad Trwynolmach

When does “bach” mutate?

(adjective)— adjective after feminine singular noun (triggers treiglad meddal)

bach→merch fach(small girl)

“bach” in context

Dwi am fynd am dro bach.

I am going to take a short walk.

A2

O ble felly daeth ein cochyn bach ni?

So where have the red-headed children gone to?

A2

Dw i'n gwybod tipyn bach o Ffrangeg yn barod.

I already know some French.

B1

Mae'r nifer o bobl sydd wedi marw o Nipah yn eitha bach.

The number of people who have died from Nipah is relatively small.

B2

Mae'r cwmni newydd wedi gwneud elw bach eleni.

The new company has made a small profit this year.

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

unig

only

uchel

high

araf

slow

cyflym

fast

tlawd

poor

budr

vile

dim

no

llawer

a lot

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