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Hallucination in Irish (Bréagchéadfa): Meaning, Pronunciation, Usage

The Irish for hallucination is bréagchéadfa, a feminine noun (plural bréagchéadfaí).
Updated October 2026Report a mistake

How to say “hallucination” in Irish

Irish:
bréagchéadfa
English:
hallucination
Word type:
noun
Gender:
feminine
Pronunciation:
“BRAYG-khay-duh”  /ˈbʲɾʲeːɡˌxeːd̪ˠə/
Various forms
Plural:
bréagchéadfaí (hallucinations)
Genitive singular:
bréagchéadfa, na bréagchéadfa (e.g. cineál bréagchéadfa, a kind of hallucination)
Genitive plural:
bréagchéadfaí, na mbréagchéadfaí (e.g. cúis na mbréagchéadfaí, the cause of the hallucinations)

What does “bréagchéadfa” mean?

hallucination
A false perception of something that is not really there, seen, heard or felt by the mind.Also: false perception, illusion, delusion.

“Bréagchéadfa” with the article

The plural of hallucination in Irish is bréagchéadfaí. Here is bréagchéadfa after the article (an t-alt), in the singular and the plural.

an bhréagchéadfa
the hallucination
Lenition: b becomes bh after an (feminine noun)
na bréagchéadfaí
the hallucinations
Plural: no change after na

“Bréagchéadfa” in a sentence: Irish examples

Common Irish sentences using bréagchéadfa, the Irish word for hallucination.

Bhí bréagchéadfa aige nuair a bhí fiabhras air.
He had a hallucination when he had a fever.
Ní raibh ann ach bréagchéadfa.
It was only a hallucination.
Is féidir le drugaí bréagchéadfaí a chur ar dhuine.
Drugs can cause a person to hallucinate.
Labhair sí leis an dochtúir faoin mbréagchéadfa.
She spoke to the doctor about the hallucination.
D'fhulaing sé bréagchéadfaí tar éis na timpiste.
He suffered hallucinations after the accident.
Ba é an tuirse ba chúis leis an mbréagchéadfa.
Tiredness was the cause of the hallucination.
Tá bréagchéadfaí coitianta i measc othar áirithe.
Hallucinations are common among certain patients.

Other nouns in Irish

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Hallucination in Irish: frequently asked questions

What is the Irish for hallucination?

The Irish for hallucination is bréagchéadfa (pronounced “BRAYG-khay-duh”). It’s a feminine noun and the plural is bréagchéadfaí.

How do you pronounce bréagchéadfa in Irish?

Bréagchéadfa is said like “BRAYG-khay-duh” (IPA /ˈbʲɾʲeːɡˌxeːd̪ˠə/).

What is the plural of hallucination in Irish?

The plural of bréagchéadfa is bréagchéadfaí; with the article, na bréagchéadfaí means “the hallucinations”. The genitive plural is bréagchéadfaí, as in cúis na mbréagchéadfaí (the cause of the hallucinations).

Why does bréagchéadfa change to bhréagchéadfa or mbréagchéadfa?

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

How is 'bréagchéadfa' built?

It combines 'bréag' (false) with 'céadfa' (sense, perception), so it literally means a false perception.

Is there a more everyday word for seeing things?

In everyday speech people often say 'speabhraídí' or 'seachmall' for delusions or seeing things, while 'bréagchéadfa' is the more technical term.

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