A mistake in the way words are used in a sentence, like using the wrong word or using words in the wrong order.
A solecism can make people think of embarrassment or not knowing the right thing to say.
Examples:
She made a solecism when she said 'I are going to the store.'
A solecism is when you say the wrong thing.
He made a solecism when he said 'I is going to the store.'
Making a solecism in front of your friends can be embarrassing.
Saying 'I are' is a big solecism!
She made a solecism and everyone laughed.