HeyRua Get the app

Silent in Irish (tostach): Meaning, Forms, Examples

Other uses of ‘tostach’: taciturn · tacit

The Irish for silent is tostach: fear tostach, a silent man.
Updated October 2026Report a mistake

How to say “silent” in Irish

Irish:
tostach
English:
silent, taciturn, tacit
Word type:
adjective
More silent:
níos tostaí
Most silent:
is tostaí
Plural:
tostacha
Pronunciation:
“TUS-tukh”  /ˈt̪ˠɔsˠt̪ˠəx/

What does “tostach” mean?

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

silent
Not speaking or making any sound.Also: quiet, mute, speechless.
2 other meanings: taciturn or tacit
2taciturn
Describes a person who usually says very little.Also: reserved, uncommunicative, reticent.
3tacit
Understood or agreed without being said out loud.Also: unspoken, implicit.

Other Irish adjectives for silent: ciúin (quiet)

“Tostach” after a noun

An Irish adjective comes after its noun. Here is tostach after fear (man, masculine), after oíche (night, feminine) and after a plural.

after a masculine nounfear tostacha silent man
after a feminine nounoíche thostacha silent night
after a plural nounfir thostachasilent men

séimhiú (the h) the ending

feminine
oíchenight
+
tostachsilent
=
oíche thostacha silent night

After a feminine noun the adjective gets a séimhiú, an h after its first letter: oíche thostach. After a masculine noun it stays as it is: fear tostach.

plural
firmen
+
tostachasilent, plural
=
fir thostachasilent men

With a plural noun the adjective takes its plural form, tostacha. It also gets an h after a plural that ends in a slender consonant: fir thostacha; after other plurals it does not: oícheanta tostacha.

More silent, most silent, very silent

níosmore
+
tostaísilent
=
níos tostaímore silent
ismost
+
tostaísilent
=
is tostaímost silent

Tá Seán níos tostaí ná a dheartháir. Seán is quieter than his brother.

more silentníos tostaíin the past tense: ní ba thostaí
most silentis tostaíin the past tense: ba thostaí
as silent aschomh tostach leno change after chomh
very silentan-tostachan- lenites, except d, t and s
too silentróthostachró- lenites

“Tostach” in a sentence: Irish examples

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

Shuigh fear tostach sa chúinne.
A silent man sat in the corner.
Bhí oíche thostach ann gan siolla gaoithe.
It was a silent night without a breath of wind.
Bhí na páistí tostacha ag an mbord.
The children were silent at the table.
Tá Seán níos tostaí ná a dheartháir.
Seán is quieter than his brother.
Bhí sí tostach ar feadh an turais.
She was silent for the whole journey.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Silent in Irish: frequently asked questions

What is the Irish for silent?

The Irish for silent is tostach (pronounced “TUS-tukh”). It comes after the noun: fear tostach, a silent man; oíche thostach, a silent night.

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

níos tostaí is more silent and is tostaí is most silent. In the past tense they become ní ba thostaí and ba thostaí.

Why does tostach become thostach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So oíche thostach (a silent night) but fear tostach (a silent man), because fear is masculine.

What is the plural of tostach?

With a plural noun tostach becomes tostacha: fir thostacha, oícheanta tostacha. After a plural that ends in a slender consonant it is lenited as well.

How do you say very silent in Irish?

an-tostach. Too silent is róthostach, and as silent as is chomh tostach le.

Does tostach have more than one meaning?

Yes. Tostach can mean silent, taciturn or tacit, depending on context; the first is the most common.

What is the difference between 'tostach' and 'ciúin'?

'Ciúin' is the everyday word for quiet or calm, used of people, places and weather, while 'tostach' stresses silence, not speaking, as in 'fear tostach', a man of few words.

Which noun is 'tostach' related to?

It comes from 'tost', silence; 'bí i do thost' means 'be quiet'.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen