HeyRua Get the app

Reasonableness in Irish (Réasúntacht): Meaning, Pronunciation, Usage

‘réasúntacht’ also means: rationality

The Irish for reasonableness is réasúntacht, a feminine noun.
Updated October 2026Report a mistake

How to say “reasonableness” in Irish

Irish:
réasúntacht
English:
reasonableness, rationality
Word type:
noun
Gender:
feminine
Pronunciation:
“RAY-soon-tukht”  /ˈreːsˠuːn̪ˠt̪ˠəxt̪ˠ/
Various forms
Genitive singular:
réasúntachta, na réasúntachta (e.g. tástáil na réasúntachta, the test of reasonableness)

What does “réasúntacht” mean?

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

reasonableness
The quality of being fair, sensible or moderate, for example in price or in behaviour.Also: moderateness, moderation, fairness.
1 other meaning: rationality
2rationality
The quality of being based on reason or of thinking logically.Also: reason, logic.

“Réasúntacht” with the article

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

an réasúntacht
the reasonableness
No change after an

“Réasúntacht” in a sentence: Irish examples

Common Irish sentences using réasúntacht, the Irish word for reasonableness.

Bhí réasúntacht ina chuid éileamh.
There was reasonableness in his demands.
Mhol gach duine réasúntacht an phraghais.
Everyone praised how reasonable the price was.
Ní raibh aon réasúntacht ag baint leis an socrú.
There was nothing reasonable about the arrangement.
Caithfear réasúntacht an chinnidh a mheas.
The reasonableness of the decision must be assessed.
Is í an réasúntacht an tréith is fearr atá aici.
Reasonableness is her best quality.
Labhair an breitheamh faoi phrionsabal na réasúntachta.
The judge spoke about the principle of reasonableness.
Tá réasúntacht de dhíth sa díospóireacht seo.
Reasonableness is needed in this debate.

Other nouns in Irish

More everyday Irish nouns to learn next.

Reasonableness in Irish: frequently asked questions

What is the Irish for reasonableness?

The Irish for reasonableness is réasúntacht (pronounced “RAY-soon-tukht”). It’s a feminine noun. Depending on context it can also mean rationality.

How do you pronounce réasúntacht in Irish?

Réasúntacht is said like “RAY-soon-tukht” (IPA /ˈreːsˠuːn̪ˠt̪ˠəxt̪ˠ/).

Does réasúntacht have a plural?

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

Does réasúntacht have more than one meaning?

Yes. Réasúntacht can mean reasonableness or rationality, depending on context; the first is the most common.

How is 'réasúntacht' related to 'réasúnta'?

'Réasúntacht' is the abstract noun formed from the adjective 'réasúnta' (reasonable, fairly), just as 'reasonableness' comes from 'reasonable'.

What is the difference between 'réasúntacht' and 'réasún'?

'Réasún' means reason itself, the faculty or a cause, while 'réasúntacht' is the quality of being reasonable or rational.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen