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Antiperspirant in Irish (Frithallasán): Meaning, Pronunciation, Usage

The Irish for antiperspirant is frithallasán, a masculine noun (plural frithallasáin).
Updated October 2026Report a mistake

How to say “antiperspirant” in Irish

Irish:
frithallasán
English:
antiperspirant
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“FRIH-al-uh-sawn”  /ˈfʲɾʲɪˌal̪ˠəsˠɑːn̪ˠ/
Various forms
Plural:
frithallasáin (antiperspirants)
Genitive singular:
frithallasáin, an fhrithallasáin (e.g. buidéal frithallasáin, a bottle of antiperspirant)
Genitive plural:
frithallasán, na bhfrithallasán (e.g. úsáid na bhfrithallasán, the use of antiperspirants)

What does “frithallasán” mean?

antiperspirant
A substance applied to the skin, especially the armpits, to reduce sweating.Also: anti-perspirant, deodorant, antiperspirant spray.

“Frithallasán” with the article

The plural of antiperspirant in Irish is frithallasáin. Here is frithallasán after the article (an t-alt), in the singular and the plural.

an frithallasán
the antiperspirant
No change after an
na frithallasáin
the antiperspirants
Plural: no change after na

“Frithallasán” in a sentence: Irish examples

Common Irish sentences using frithallasán, the Irish word for antiperspirant.

Ná déan dearmad ar an bhfrithallasán.
Don't forget the antiperspirant.
Cheannaigh mé frithallasán nua inniu.
I bought a new antiperspirant today.
Tá boladh deas ar an bhfrithallasán seo.
This antiperspirant smells nice.
Tá mo fhrithallasán sa mhála spóirt.
My antiperspirant is in the sports bag.
Bhí an buidéal frithallasáin folamh ar maidin.
The antiperspirant bottle was empty this morning.
Díoltar go leor frithallasán sa siopa poitigéara.
Lots of antiperspirants are sold in the chemist's.
Cuireann sé frithallasán air tar éis cithfholctha.
He puts on antiperspirant after a shower.

Other nouns in Irish

More everyday Irish nouns to learn next.

Antiperspirant in Irish: frequently asked questions

What is the Irish for antiperspirant?

The Irish for antiperspirant is frithallasán (pronounced “FRIH-al-uh-sawn”). It’s a masculine noun and the plural is frithallasáin.

How do you pronounce frithallasán in Irish?

Frithallasán is said like “FRIH-al-uh-sawn” (IPA /ˈfʲɾʲɪˌal̪ˠəsˠɑːn̪ˠ/).

What is the plural of antiperspirant in Irish?

The plural of frithallasán is frithallasáin; with the article, na frithallasáin means “the antiperspirants”. The genitive plural is frithallasán, as in úsáid na bhfrithallasán (the use of antiperspirants).

Why does frithallasán change to fhrithallasán or bhfrithallasán?

Irish changes the start of some words after certain words. After mo (my) frithallasán becomes mo fhrithallasán (lenition), and after ár (our) or i (in) it becomes ár bhfrithallasán (eclipsis).

Is 'frithallasán' the same as 'díbholaíoch'?

Not exactly: 'frithallasán' is an antiperspirant that reduces sweat (from 'allas', sweat), while 'díbholaíoch' is a deodorant that masks or removes odour.

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