The phrase "hanged up on" means to abruptly end a phone call or conversation. If you're looking for synonyms for this phrase, here are a few options: disconnected, terminated, cut off, hung up, dropped, broke off, interrupted, finished, or ended the call. All of these phrases convey the idea of ending a conversation before it naturally concludes. Depending on the context, some of these phrases may be more appropriate than others. It's always important to consider the tone and purpose of the conversation before deciding on the best way to express that it has ended.