Prose is the ordinary language people use in speaking or writing.   Marriam Webster Dictionary

Perspicuous is an ironic word. It means “easy to understand”. The word itself is not. Source: Merriam Webster

Definition of petulant 1 : insolent or rude in speech or behavior 2 : characterized by temporary or capricious ill humor : peevish Source: Merriam Webster

Definition of jocose 1: given to joking : MERRY 2: characterized by joking : HUMOROUS Source: Merriam Webster

Definition of insuperable : incapable of being surmounted, overcome, passed over, or solved Source: Merrian Webster A word for the day.