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Bad manners in Irish (Míbhéasaíocht): Meaning, Pronunciation, Usage

The Irish for bad manners is míbhéasaíocht, a feminine noun.
Updated October 2026Report a mistake

How to say “bad manners” in Irish

Irish:
míbhéasaíocht
English:
bad manners
Word type:
noun
Gender:
feminine
Pronunciation:
“mee-VAY-suh-ee-ukht”  /ˈmʲiːˌvʲeːsˠiːxt̪ˠ/
Various forms
Genitive singular:
míbhéasaíochta, na míbhéasaíochta (e.g. leibhéal na míbhéasaíochta, the level of rudeness)

What does “míbhéasaíocht” mean?

bad manners
Rude or impolite behaviour that shows a lack of good manners.Also: rudeness, impoliteness, ill-mannered behaviour, incivility.

Other Irish words for bad manners: drochmhúineadh (rudeness), dímhúineadh (bad manners), mímhúineadh (bad manners), mímhodh (bad manners)

“Míbhéasaíocht” with the article

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

an mhíbhéasaíocht
the bad manners
Lenition: m becomes mh after an (feminine noun)

“Míbhéasaíocht” in a sentence: Irish examples

Common Irish sentences using míbhéasaíocht, the Irish word for bad manners.

Ní ghlacfaidh mé le míbhéasaíocht sa rang seo.
I won't accept bad manners in this class.
Bhí náire orm faoin míbhéasaíocht a léirigh sé.
I was ashamed of the rudeness he showed.
Is comhartha míbhéasaíochta é labhairt agus do bhéal lán.
Talking with your mouth full is a sign of bad manners.
Cuireadh abhaile é mar gheall ar a mhíbhéasaíocht.
He was sent home because of his rudeness.
Ná bí ag míbhéasaíocht le do mháthair.
Don't be rude to your mother.
Ghabh sí leithscéal as a míbhéasaíocht ar maidin.
She apologised for her rudeness this morning.
Tá an mhíbhéasaíocht ag dul in olcas ar an idirlíon.
Rudeness is getting worse on the internet.

Other nouns in Irish

More everyday Irish nouns to learn next.

Bad manners in Irish: frequently asked questions

What is the Irish for bad manners?

The Irish for bad manners is míbhéasaíocht (pronounced “mee-VAY-suh-ee-ukht”). It’s a feminine noun.

How do you pronounce míbhéasaíocht in Irish?

Míbhéasaíocht is said like “mee-VAY-suh-ee-ukht” (IPA /ˈmʲiːˌvʲeːsˠiːxt̪ˠ/).

Does míbhéasaíocht have a plural?

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

Why does míbhéasaíocht change to mhíbhéasaíocht?

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

What is the opposite of míbhéasaíocht?

The opposite is béasaíocht, meaning good manners or politeness; the prefix mí- negates it, as in míbhéasach 'ill-mannered'.

Is there a more everyday word for rudeness?

Yes, drochbhéasa (bad manners) and drochmhúineadh (bad upbringing, rudeness) are very common alternatives to míbhéasaíocht.

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