“It is bad grammer not to know the word solecism.”
Solecism
Definition (noun): 1) a grammatical mistake “to say we done it instead of we did it is a solecism” 2) a faux pas, a gaffe, bad manners “it is a social solecism to ask someone how much money they earn.”
Pronunciation: sol-uh-siz-um
About the Word:
From the Greek “soloikos”, and the Latin “soloecismus” meaning “an ungrammatical combination of words.” Formed from Soloi, a Greek colony, whose inhabitants spoke Greek imperfectly.