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Wickedness in Irish (Olc): Meaning, Pronunciation, Usage

‘olc’ also means: spite · misfortune · bad

The Irish for wickedness is olc, a masculine noun (plural oilc).
Updated October 2026Report a mistake

How to say “wickedness” in Irish

Irish:
olc
English:
wickedness, spite, misfortune
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“ulk”  /ɔl̪ˠk/
Various forms
Plural:
oilc
Genitive singular:
oilc, an oilc (e.g. fréamh an oilc, the root of the evil)
Genitive plural:
olc, na n-olc (e.g. cúis na n-olc, the cause of the evils)

What does “olc” mean?

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

wickedness
Wickedness or harm, the opposite of good, as a thing in itself.Also: evil, harm, badness.
2 other meanings: spite or misfortune
2spite
Ill will or anger held against someone, as in 'olc a bheith ort le duine'.Also: grudge, ill will, malice, anger.
3misfortune
A bad thing that happens to someone, a mischief or harm done.Also: mischief, harm done, ill.
Other entries for “olc”

The same spelling has its own page as:

“Olc” with the article

The plural of wickedness in Irish is oilc. Here is olc after the article (an t-alt), in the singular and the plural.

an t-olc
the wickedness
Masculine nouns take t before a vowel after an
na hoilc
the wickedness (plural)
Plural: na adds h before a vowel

“Olc” in a sentence: Irish examples

Common Irish sentences using olc, the Irish word for wickedness.

Is é an t-airgead fréamh gach oilc.
Money is the root of all evil.
Tá olc air liom inniu.
He's angry with me today.
Rinne sé é le holc orm.
He did it out of spite towards me.
Ná déan olc do dhuine ar bith.
Don't do harm to anyone.
Ní féidir an mhaith a scaradh ón olc.
You can't separate good from evil.
Chuir sé olc orm nuair a dúirt sé é sin.
It annoyed me when he said that.
Is iomaí olc a rinneadh sa chogadh.
Many evils were done in the war.

Other nouns in Irish

More everyday Irish nouns to learn next.

Wickedness in Irish: frequently asked questions

What is the Irish for wickedness?

The Irish for wickedness is olc (pronounced “ulk”). It’s a masculine noun and the plural is oilc. Depending on context it can also mean spite or misfortune.

How do you pronounce olc in Irish?

Olc is said like “ulk” (IPA /ɔl̪ˠk/).

What is the plural of wickedness in Irish?

The plural of olc is oilc; with the article, it is na hoilc. The genitive plural is olc, as in cúis na n-olc (the cause of the evils).

Does olc have more than one meaning?

Yes. Olc can mean wickedness, spite or misfortune, depending on context; the first is the most common. Olc also has its own entry as an adjective meaning bad.

Why does olc sometimes have a t or h in front of it?

Irish nouns beginning with a vowel take a prefix after certain words: an t-olc (the wickedness), a holc (her wickedness), a n-olc (their wickedness).

How do you say someone is angry using 'olc'?

Use 'tá olc air', literally 'there is anger on him'; 'chuir sé olc orm' means 'it made me angry'.

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