Organize is defined as the act of arranging or managing in a systematic way, while disorganize means to disturb the organized state of something. The antonyms for disorganize are words that describe the act of organizing, arranging or putting things in order. Some of these antonyms include arrange, order, systemize, neat, tidy, sort, declutter, catalog, classify, and systematize. Whereas disorganize can lead to confusion or chaos, these antonyms can help bring clarity, structure and efficiency to a situation. By using these antonyms, one can effectively counteract the effects of disorganization and achieve success through a more systematic approach.