Preresolve is a word that means to make a decision or resolve a thing before it happens. There are several synonyms for this word and they include pre-decide, pre-determine, pre-settle, pre-arrange, and pre-plan. Pre-decide means to make a decision before considering the options available, whereas pre-determine means to fix the outcome of something before it occurs. Pre-settle means to make a decision or arrangement beforehand, while pre-arrange means to prepare in advance. Finally, pre-plan means to make a plan or strategy before the event or situation occurs. All these synonyms describe the action of making a decision or arrangement before the event occurs.