"Pack off" is a phrasal verb that means to send someone away or to dispatch someone. Some antonyms of this phrase include "welcome," "invite," and "welcome in." These antonyms convey a completely different meaning to "pack off," as they signify a warm gesture of receiving someone. Other antonyms could be "keep close," "hold on to," or "not let go," which indicate keeping someone around and not letting them go. Antonyms of "pack off" include terms that differ completely in meaning and connotation. These words and phrases indicate the opposite state of action than "pack off" and convey warmth, intimacy, and closeness rather than distancing someone away.