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Antonym in Irish (Frithchiallach): Meaning, Pronunciation, Usage

‘frithchiallach’ also means: antonymous

The Irish for antonym is frithchiallach, a masculine noun (plural frithchiallaigh).
Updated October 2026Report a mistake

How to say “antonym” in Irish

Irish:
frithchiallach
English:
antonym
Word type:
noun
Gender:
masculine
Pronunciation:
“FRIH-khee-uh-lukh”  /ˈfʲɾʲɪˌçiəɫəx/
Various forms
Plural:
frithchiallaigh (antonyms)
Genitive singular:
frithchiallaigh, an fhrithchiallaigh (e.g. brí an fhrithchiallaigh, the meaning of the antonym)
Genitive plural:
frithchiallach, na bhfrithchiallach (e.g. liosta na bhfrithchiallach, the list of the antonyms)

What does “frithchiallach” mean?

antonym
A word that has the opposite meaning to another word.Also: opposite, opposite word.
Other entries for “frithchiallach”

The same spelling has its own page as:

“Frithchiallach” with the article

The plural of antonym in Irish is frithchiallaigh. Here is frithchiallach after the article (an t-alt), in the singular and the plural.

an frithchiallach
the antonym
No change after an
na frithchiallaigh
the antonyms
Plural: no change after na

“Frithchiallach” in a sentence: Irish examples

Common Irish sentences using frithchiallach, the Irish word for antonym.

Is frithchiallach é "fuar" de "te".
"Cold" is an antonym of "hot".
Cad é an frithchiallach atá ag "mór"?
What is the antonym of "big"?
Scríobh frithchiallaigh na bhfocal seo.
Write the antonyms of these words.
Tá na frithchiallaigh sa leabhar gramadaí.
The antonyms are in the grammar book.
Ní raibh mo fhrithchiallach ceart.
My antonym was not correct.
Aimsigh an frithchiallach i bhfoclóir.
Find the antonym in a dictionary.
Thug an múinteoir liosta frithchiallach dúinn.
The teacher gave us a list of antonyms.

Other nouns in Irish

More everyday Irish nouns to learn next.

Antonym in Irish: frequently asked questions

What is the Irish for antonym?

The Irish for antonym is frithchiallach (pronounced “FRIH-khee-uh-lukh”). It’s a masculine noun and the plural is frithchiallaigh.

How do you pronounce frithchiallach in Irish?

Frithchiallach is said like “FRIH-khee-uh-lukh” (IPA /ˈfʲɾʲɪˌçiəɫəx/).

What is the plural of antonym in Irish?

The plural of frithchiallach is frithchiallaigh; with the article, na frithchiallaigh means “the antonyms”. The genitive plural is frithchiallach, as in liosta na bhfrithchiallach (the list of the antonyms).

Does frithchiallach have more than one meaning?

Frithchiallach also has its own entry as an adjective meaning antonymous.

Why does frithchiallach change to fhrithchiallach or bhfrithchiallach?

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

What is the opposite of 'frithchiallach'?

A synonym is 'comhchiallach', a word with the same meaning.

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