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Fairy mound in Irish (Sí): Meaning, Pronunciation, Usage

‘sí’ also means: fairy

The Irish for fairy mound is sí, a feminine noun.
Updated October 2026Report a mistake

How to say “fairy mound” in Irish

Irish:
sí
English:
fairy mound, fairy
Word type:
noun
Gender:
feminine, fourth declension
Pronunciation:
“shee”  /ʃiː/
Various forms
Genitive singular:
sí, na sí (e.g. ceol sí, fairy music)

What does “sí” mean?

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

fairy mound
A hill or ancient mound believed in folklore to be the dwelling place of the fairies.Also: fairy hill, fairy fort, sidhe, otherworld mound.
1 other meaning: fairy
2fairy
Used mainly in the genitive after another noun to mean 'of the fairies' or 'fairy', as in bean sí.Also: otherworldly, supernatural being.

“Sí” with the article

Here is sí after the article (an t-alt).

an tsí
the fairy mound
Feminine nouns take t before s after an

“Sí” in a sentence: Irish examples

Common Irish sentences using sí, the Irish word for fairy mound.

Chuala mé an bhean sí aréir.
I heard the banshee last night.
Deirtear go bhfuil an tsí sin faoi dhraíocht.
That fairy mound is said to be enchanted.
Ní thógfadh aon fheirmeoir teach ar an tsí.
No farmer would build a house on the fairy mound.
Bhí ceol sí le cloisteáil sa ghleann.
Fairy music could be heard in the valley.
Creideann na seandaoine san aos sí fós.
The old people still believe in the fairy folk.
Tógadh an teach ar shí, deirtear.
The house was built on a fairy mound, they say.
Tá scéalta faoin tsí sin ag gach duine.
Everyone has stories about that fairy mound.

Other nouns in Irish

More everyday Irish nouns to learn next.

Fairy mound in Irish: frequently asked questions

What is the Irish for fairy mound?

The Irish for fairy mound is sí (pronounced “shee”). It’s a feminine noun. Depending on context it can also mean fairy.

How do you pronounce sí in Irish?

Sí is said like “shee” (IPA /ʃiː/).

Does sí have a plural?

No plural form is given for sí in the standard. Many abstract and mass nouns in Irish have no plural.

Does sí have more than one meaning?

Yes. Sí can mean fairy mound or fairy, depending on context; the first is the most common.

Why does sí change to shí?

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

Is this the same word as the pronoun sí 'she'?

No. The noun sí means a fairy mound and appears mostly in phrases like bean sí; the pronoun sí 'she' is a separate word that only looks the same.

Where does the English word banshee come from?

It comes from Irish bean sí, literally 'woman of the fairy mound'.

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