Recalcitrant" comes from the Latin word "recalcitrare," which means "to be disobedient." The word "recalcitrant" means "stubbornly resistant." Two synonyms are "obstreperous" and "willful." Two antonyms are "compliant" and "obedient."
Two devices would be imagery and sound
To make sure that the teacher can understand your paragraphs is what she means. Hope this helps! ;)