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Thigh in Irish (Sliasaid): Meaning, Pronunciation, Usage

‘sliasaid’ also means: side

The Irish for thigh is sliasaid, a feminine noun (plural sliasta).
Updated October 2026Report a mistake

How to say “thigh” in Irish

Irish:
sliasaid
English:
thigh, side
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“SHLEE-uh-sid”  /ˈʃlʲiəsədʲ/
Various forms
Plural:
sliasta (thighs)
Genitive singular:
sliasaide, na sliasaide (e.g. cnámh na sliasaide, the thigh bone)
Genitive plural:
sliasta, na sliasta (e.g. matáin na sliasta, the muscles of the thighs)

What does “sliasaid” mean?

“Sliasaid” has two alternative meanings. The most common comes first.

thigh
The upper part of the leg, between the hip and the knee.Also: upper leg, haunch.
1 other meaning: side
2side
The side or flank of something, such as a hill or a boat.Also: flank, slope.

“Sliasaid” with the article

The plural of thigh in Irish is sliasta. Here is sliasaid after the article (an t-alt), in the singular and the plural.

an tsliasaid
the thigh
Feminine nouns take t before s after an
na sliasta
the thighs
Plural: no change after na

“Sliasaid” in a sentence: Irish examples

Common Irish sentences using sliasaid, the Irish word for thigh.

Ghortaigh sé a shliasaid ag imirt peile.
He hurt his thigh playing football.
Tá pian i mo shliasaid ó mhaidin.
I've had a pain in my thigh since morning.
Bhuail an liathróid í sa tsliasaid.
The ball hit her in the thigh.
Bhí an t-uisce suas go dtí a shliasta.
The water was up to his thighs.
Bhris sé cnámh na sliasaide nuair a thit sé.
He broke his thigh bone when he fell.
Tá sliasta láidre ag rothaithe.
Cyclists have strong thighs.
Chuir an dochtúir instealladh ina shliasaid.
The doctor gave him an injection in the thigh.

Other nouns in Irish

More everyday Irish nouns to learn next.

Thigh in Irish: frequently asked questions

What is the Irish for thigh?

The Irish for thigh is sliasaid (pronounced “SHLEE-uh-sid”). It’s a feminine noun and the plural is sliasta. Depending on context it can also mean side.

How do you pronounce sliasaid in Irish?

Sliasaid is said like “SHLEE-uh-sid” (IPA /ˈʃlʲiəsədʲ/).

What is the plural of thigh in Irish?

The plural of sliasaid is sliasta; with the article, na sliasta means “the thighs”. The genitive plural is sliasta, as in matáin na sliasta (the muscles of the thighs).

Does sliasaid have more than one meaning?

Yes. Sliasaid can mean thigh or side, depending on context; the first is the most common.

Why does sliasaid change to shliasaid?

After words like mo (my) and do (your) the first letter is lenited: mo shliasaid. After ár (our) it stays ár sliasaid, because s does not take eclipsis.

What is the difference between 'sliasaid' and 'ceathrú'?

'Sliasaid' is the human thigh, while 'ceathrú' is used for the thigh or hindquarter of an animal, as in 'ceathrú uaineola' (leg of lamb), though it can also mean a person's thigh.

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