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bost

boast

NounMasculine (gwrywaidd)C1/bɔst/

"bost" means "boast" in Welsh (masculine noun). Pronounced /bɔst/. Mutation forms: Treiglad Meddal → fost, Treiglad Trwynol → most.

Mutation forms

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

MutationForm
Base formbost
Treiglad Meddalfost
Treiglad Trwynolmost

"bost" in context

Ble mae'r swyddfa bost?

Where is the post office?

A2

Bydd hyn yn golygu, yn hytrach nag adnewyddu eu cofnodion llofnod bob pum mlynedd, bydd angen i bleidleiswyr ailymgeisio am eu pleidlais bost bob tair blynedd.

This will mean that instead of renewing their signature records every five years, voters will need to reapply for their postal vote every three years.

C1

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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