Antonyms for the phrase "dissociate oneself from" generally refer to actions that involve taking responsibility or being involved with something. Examples would include "accept," "embrace," "support," "stand with," "identify with," or "align oneself with." Antonyms for dissociation include "association," "connection," "involvement," and "collaboration." These words suggest a desire to be connected to others or to forge strong relationships, which is the opposite of dissociation. By using antonyms for dissociation, one can convey a sense of unity, emotional attachment, and a sense of shared responsibility for a specific cause or idea.