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fiacail

tooth

NounFeminineB1/ˈfʲiəkəlʲ/

"fiacail" means "tooth" in Irish (feminine noun). Pronounced /ˈfʲiəkəlʲ/. Mutation forms: Séimhiú → fhiacail, Urú → bhfiacail.

Mutation forms

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

MutationForm
Base formfiacail
Séimhiúfhiacail
Urúbhfiacail

"fiacail" in context

Ní mhilleann dea-ghlór fiacail.

A kind word never hurt anyone.

B2

Further reading

Irish Mutations: Complete Guide to Séimhiú and Urú →Irish Pronunciation, The System Behind the Spelling →How to Learn Irish as an Adult, A Step-by-Step Roadmap →Best Irish Learning App 2026 →Browse all Irish vocabulary →

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