"Bid goodbye" is a commonly used phrase when referring to saying farewell or parting ways with someone. However, there are a variety of synonyms that can be used to convey the same concept in a different way. Some examples include "take leave", "say adieu", "part company", "farewell", "wish goodbye", "take farewell" and "bid adieu". These synonyms can add variety and depth to your writing or conversations, allowing you to play with language and convey your message with more impact. Whether you are saying goodbye to someone you love or simply ending a work meeting with colleagues, using these synonyms can help elevate and articulate your message in a more nuanced way.