HeyRua Get the app

Impermeable in Irish (neamhscagach): Meaning, Forms, Examples

The Irish for impermeable is neamhscagach: ábhar neamhscagach, an impermeable material.
Updated October 2026Report a mistake

How to say “impermeable” in Irish

Irish:
neamhscagach
English:
impermeable
Word type:
adjective
More impermeable:
níos neamhscagaí
Most impermeable:
is neamhscagaí
Plural:
neamhscagacha
Pronunciation:
“NYOW-skag-ukh”  /ˈnʲaũskəɡəx/

What does “neamhscagach” mean?

impermeable
Not letting liquid or gas pass or filter through it.Also: non-porous, impervious, watertight.

“Neamhscagach” after a noun

An Irish adjective comes after its noun. Here is neamhscagach after ábhar (material, masculine), after cré (clay, feminine) and after a plural.

after a masculine nounábhar neamhscagachan impermeable material
after a feminine nouncré neamhscagachan impermeable clay
after a plural nounábhair neamhscagachaimpermeable materials

séimhiú (the h) the ending

plural
ábhairmaterials
+
neamhscagachaimpermeable, plural
=
ábhair neamhscagachaimpermeable materials

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

More impermeable, most impermeable, very impermeable

níosmore
+
neamhscagaíimpermeable
=
níos neamhscagaímore impermeable
ismost
+
neamhscagaíimpermeable
=
is neamhscagaímost impermeable

Tá an plaisteach seo níos neamhscagaí ná an páipéar. This plastic is more impermeable than the paper.

more impermeableníos neamhscagaíin the past tense: ní ba neamhscagaí
most impermeableis neamhscagaíin the past tense: ba neamhscagaí
as impermeable aschomh neamhscagach leno change after chomh
very impermeablean-neamhscagachan- lenites, except d, t and s
too impermeableróneamhscagachró- lenites

“Neamhscagach” in a sentence: Irish examples

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

Is ábhar neamhscagach é an rubar.
Rubber is an impermeable material.
Tá cré neamhscagach faoin ithir anseo.
There is impermeable clay under the soil here.
Úsáidtear carraigeacha neamhscagacha chun uisce a choinneáil.
Impermeable rocks are used to hold water.
Tá an plaisteach seo níos neamhscagaí ná an páipéar.
This plastic is more impermeable than the paper.
Tá an tsraith seo neamhscagach.
This layer is impermeable.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Impermeable in Irish: frequently asked questions

What is the Irish for impermeable?

The Irish for impermeable is neamhscagach (pronounced “NYOW-skag-ukh”). It comes after the noun: ábhar neamhscagach, an impermeable material; cré neamhscagach, an impermeable clay.

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

níos neamhscagaí is more impermeable and is neamhscagaí is most impermeable. In the past tense they become ní ba neamhscagaí and ba neamhscagaí.

What is the plural of neamhscagach?

With a plural noun neamhscagach becomes neamhscagacha: ábhair neamhscagacha, créanna neamhscagacha.

How do you say very impermeable in Irish?

an-neamhscagach. Too impermeable is róneamhscagach, and as impermeable as is chomh neamhscagach le.

What is the opposite of 'neamhscagach'?

The opposite is 'scagach', meaning porous or permeable, from 'scag', to filter.

Learn Irish by
actually speaking it

Learn everyday Irish words like neamhscagach through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen