solecism
/ˈsɑləsɪzəm/
noun
- A grammatical mistake or error in language use.
- The teacher corrected the student's solecism in the essay.
- Saying 'I seen it' instead of 'I saw it' is a common solecism.
- Even native speakers sometimes make a solecism when speaking quickly.
- A breach of good manners or social etiquette; a social blunder.
- Using your phone at the dinner table is considered a solecism in many cultures.
- Not thanking the host after a party is a minor solecism.
- He committed a solecism by arriving late to the formal ceremony.
Antonyms