solecisms

/S OW1 L IH0 S IH0 Z AH0 M Z/
noun
  1. 1

    An erroneous or improper usage.

  2. 2

    (grammar) Error in the use of language.

  3. 3

    A faux pas or breach of etiquette; a transgression against the norms of expected behavior.

Source: https://en.wiktionary.org/wiki/solecism, https://en.wiktionary.org/wiki/solecisms