Antonyms for "pals around" include words or phrases that signify the opposite of being friendly or congenial with someone. These could include terms such as "ignores," "mistrusts," "avoids," "shuns," "dislikes," or "disregards." Antonyms for this phrase suggest a sense of distance, distrust, or incompatibility between individuals, whereas its synonyms connote a shared sense of ease, trust, and camaraderie. It's important to note that while there are many antonyms for the phrase "pals around," they might not always be the most desirable terms when it comes to building positive relationships with others.