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Polysyllabic in Irish (ilsiollach): Meaning, Forms, Examples

The Irish for polysyllabic is ilsiollach: focal ilsiollach, a polysyllabic word.
Updated October 2026Report a mistake

How to say “polysyllabic” in Irish

Irish:
ilsiollach
English:
polysyllabic
Word type:
adjective
More polysyllabic:
níos ilsiollaí
Most polysyllabic:
is ilsiollaí
Plural:
ilsiollacha
Pronunciation:
“IL-shul-ukh”  /ˈɪlʲʃʊl̪ˠəx/

What does “ilsiollach” mean?

polysyllabic
Having more than one syllable, usually several syllables.Also: multisyllabic, many-syllabled, long-worded.

“Ilsiollach” after a noun

An Irish adjective comes after its noun. Here is ilsiollach after focal (word, masculine), after aidiacht (adjective, feminine) and after a plural.

after a masculine nounfocal ilsiollacha polysyllabic word
after a feminine nounaidiacht ilsiollacha polysyllabic adjective
after a plural nounfocail ilsiollachapolysyllabic words

séimhiú (the h) the ending

plural
focailwords
+
ilsiollachapolysyllabic, plural
=
focail ilsiollachapolysyllabic words

With a plural noun the adjective takes its plural form, ilsiollacha.

More polysyllabic, most polysyllabic, very polysyllabic

níosmore
+
ilsiollaípolysyllabic
=
níos ilsiollaímore polysyllabic
ismost
+
ilsiollaípolysyllabic
=
is ilsiollaímost polysyllabic

Tá an focal seo níos ilsiollaí ná an ceann eile. This word has more syllables than the other one.

more polysyllabicníos ilsiollaíin the past tense: ní b'ilsiollaí
most polysyllabicis ilsiollaíin the past tense: ab ilsiollaí
as polysyllabic aschomh hilsiollach lechomh puts an h before a vowel
very polysyllabican-ilsiollachan- lenites, except d, t and s
too polysyllabicró-ilsiollachró- lenites

“Ilsiollach” in a sentence: Irish examples

With a masculine noun, a feminine noun, a plural, a comparison and on its own.

Is focal ilsiollach é sin.
That is a polysyllabic word.
Scríobh sí aidiacht ilsiollach ar an gclár.
She wrote a polysyllabic adjective on the board.
Bíonn focail ilsiollacha deacair le litriú.
Polysyllabic words are difficult to spell.
Tá an focal seo níos ilsiollaí ná an ceann eile.
This word has more syllables than the other one.
Tá an t-ainm sin ilsiollach.
That name is polysyllabic.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Polysyllabic in Irish: frequently asked questions

What is the Irish for polysyllabic?

The Irish for polysyllabic is ilsiollach (pronounced “IL-shul-ukh”). It comes after the noun: focal ilsiollach, a polysyllabic word; aidiacht ilsiollach, a polysyllabic adjective.

How do you say more polysyllabic and most polysyllabic in Irish?

níos ilsiollaí is more polysyllabic and is ilsiollaí is most polysyllabic. In the past tense they become ní b'ilsiollaí and ab ilsiollaí.

What is the plural of ilsiollach?

With a plural noun ilsiollach becomes ilsiollacha: focail ilsiollacha, aidiachtaí ilsiollacha.

How do you say very polysyllabic in Irish?

an-ilsiollach. Too polysyllabic is ró-ilsiollach, and as polysyllabic as is chomh hilsiollach le.

What is the opposite of 'ilsiollach'?

The opposite is 'aonsiollach', meaning monosyllabic, as in 'focal aonsiollach' (a one-syllable word). A two-syllable word is 'déshiollach'.

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