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Functional in Irish (feidhmiúil): Meaning, Forms, Examples

Other uses of ‘feidhmiúil’: efficient · forceful

The Irish for functional is feidhmiúil: córas feidhmiúil, a functional system.
Updated October 2026Report a mistake

How to say “functional” in Irish

Irish:
feidhmiúil
English:
functional, efficient, forceful
Word type:
adjective
More functional:
níos feidhmiúla
Most functional:
is feidhmiúla
Plural:
feidhmiúla
Pronunciation:
“FIME-ool”  /ˈfʲəimʲuːlʲ/

What does “feidhmiúil” mean?

“Feidhmiúil” has three alternative meanings. The most common comes first.

functional
Working properly and serving a practical purpose.Also: serviceable, useful, practical, working.
2 other meanings: efficient or forceful
2efficient
Doing a job well and effectively, without waste of effort.Also: effective, capable.
3forceful
Strong and vigorous in action or manner.Also: vigorous, energetic.

“Feidhmiúil” after a noun

An Irish adjective comes after its noun. Here is feidhmiúil after córas (system, masculine), after cistin (kitchen, feminine) and after a plural.

after a masculine nouncóras feidhmiúila functional system
after a feminine nouncistin fheidhmiúila functional kitchen
after a plural nouncórais fheidhmiúlafunctional systems

séimhiú (the h) the ending

feminine
cistinkitchen
+
feidhmiúilfunctional
=
cistin fheidhmiúila functional kitchen

After a feminine noun the adjective gets a séimhiú, an h after its first letter: cistin fheidhmiúil. After a masculine noun it stays as it is: córas feidhmiúil.

plural
córaissystems
+
feidhmiúlafunctional, plural
=
córais fheidhmiúlafunctional systems

With a plural noun the adjective takes its plural form, feidhmiúla. It also gets an h after a plural that ends in a slender consonant: córais fheidhmiúla; after other plurals it does not: cistineacha feidhmiúla.

More functional, most functional, very functional

níosmore
+
feidhmiúlafunctional
=
níos feidhmiúlamore functional
ismost
+
feidhmiúlafunctional
=
is feidhmiúlamost functional

Tá an leagan nua níos feidhmiúla ná an seancheann. The new version is more functional than the old one.

more functionalníos feidhmiúlain the past tense: ní b'fheidhmiúla
most functionalis feidhmiúlain the past tense: ab fheidhmiúla
as functional aschomh feidhmiúil leno change after chomh
very functionalan-fheidhmiúilan- lenites, except d, t and s
too functionalrófheidhmiúilró- lenites

“Feidhmiúil” in a sentence: Irish examples

With a masculine noun, a feminine noun, a plural, a comparison and on its own.

Tá córas feidhmiúil againn san oifig anois.
We have a functional system in the office now.
Is cistin fheidhmiúil í, cé go bhfuil sí beag.
It is a functional kitchen, although it is small.
Cheannaigh sí troscán simplí agus uirlisí feidhmiúla.
She bought simple furniture and practical tools.
Tá an leagan nua níos feidhmiúla ná an seancheann.
The new version is more functional than the old one.
Tá an fearas seo an-fheidhmiúil.
This equipment is very serviceable.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Functional in Irish: frequently asked questions

What is the Irish for functional?

The Irish for functional is feidhmiúil (pronounced “FIME-ool”). It comes after the noun: córas feidhmiúil, a functional system; cistin fheidhmiúil, a functional kitchen.

How do you say more functional and most functional in Irish?

níos feidhmiúla is more functional and is feidhmiúla is most functional. In the past tense they become ní b'fheidhmiúla and ab fheidhmiúla.

Why does feidhmiúil become fheidhmiúil?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So cistin fheidhmiúil (a functional kitchen) but córas feidhmiúil (a functional system), because córas is masculine.

What is the plural of feidhmiúil?

With a plural noun feidhmiúil becomes feidhmiúla: córais fheidhmiúla, cistineacha feidhmiúla. After a plural that ends in a slender consonant it is lenited as well.

How do you say very functional in Irish?

an-fheidhmiúil. Too functional is rófheidhmiúil, and as functional as is chomh feidhmiúil le.

Does feidhmiúil have more than one meaning?

Yes. Feidhmiúil can mean functional, efficient or forceful, depending on context; the first is the most common.

How is feidhmiúil different from úsáideach?

Úsáideach simply means useful, while feidhmiúil stresses that something works well and fulfils its function, as in córas feidhmiúil, a functional system.

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