When it comes to synonyms for "passed in," there are a variety of options to choose from. One option might be "departed," which is a more formal and respectful way of saying someone has passed away. Another synonym might be "passed on," which is a more casual and perhaps comforting way of talking about death. Other options might include "left this world," "transitioned," or "passed away." Ultimately, the choice of which synonym to use may depend on the specific situation and the tone you are trying to convey. Regardless of the word choice, though, it's important to remember that talking about death can be sensitive and emotional, and it's important to speak with care and consideration.