The word "inadvised" refers to something that is ill-advised or not recommended. Some synonyms for this word include unwise, imprudent, rash, ill-considered, thoughtless, hasty, reckless, and impulsive. These words all imply a lack of caution and careful consideration before making a decision. Other synonyms for "inadvised" might include foolhardy, brash, careless, negligent, or irresponsible. All of these words suggest a disregard for the consequences of one's actions and a lack of foresight in decision-making. When it comes to making important choices, it is always best to be well-informed and prudent, rather than acting on impulse or making hasty decisions that could have negative consequences.