Accroach is a verb meaning to seize or take without permission. It is a term that connotes aggression, and often occurs in the context of seizing property or rights. The antonyms for accroach include relinquish, relinquishment, cede, surrender, and yield. These words imply giving up or otherwise releasing something that one has previously held, whether through negotiation or simply acquiescence. Other antonyms for accroach include respect, honor, obey, and compliance. These words suggest a willingness to defer to the authority of others, rather than asserting one's own power or self-interest. Ultimately, the antonyms for accroach reflect a range of values and attitudes, from deference to aggression to negotiation and compromise.