The verb "misinstructing" means giving incorrect instructions or guidance to someone. Some synonyms for "misinstructing" include misleading, misguiding, misdirecting, confusing, and deceiving. Misleading involves giving false information, while misguiding and misdirecting involve leading someone in the wrong direction. Confusing refers to causing someone to be uncertain or make a mistake, while deceiving involves intentionally misleading someone for personal gain. Other possible synonyms could include misinforming, misadvising, and inculcating incorrect information. Regardless of the specific word chosen, all of these synonyms describe acts of providing inaccurate or misleading direction to others.