Bolixing up is a colloquial term that refers to the act of confusing, complicating, or ruining something. There are various synonyms for this phrase, including messing up, muddling, botching, bungling, fouling up, flubbing, mismanaging, and mishandling. Each of these words conveys the same idea of making a mistake, misjudgment or error in handling a situation. Sometimes, people may use other more colorful expressions like "screwing up," "jacking up," "blowing it," or "bunging it up." Regardless of the word you choose, it's essential to be mindful of the impact of our actions and strive to avoid bolixing up situations that may result in negative consequences.