The word 'disposed' means inclined or inclined towards a particular action or decision. The antonyms of the word 'disposed' are 'unwilling', 'unfavorable', and 'averse'. Unwilling means not wanting to do something or be involved in something. Unfavorable means not agreeing with a particular opinion or decision. Finally, averse means having a strong dislike or opposition to something. These antonyms of 'disposed' can be used to describe a person's attitude or disposition towards a particular matter or circumstance. It is essential to understand these antonyms when trying to convey a negative disposition towards something or someone.