"Come tos" can have different meanings depending on the context in which it is used. However, some possible antonyms for this phrase can be "departures," "leave-takings," or "goodbyes." These words indicate the opposite of people arriving or coming to a place. Another antonym for "come tos" can be "non-arrivals," which refers to people who were expected to arrive but did not. Overall, antonyms for "come tos" reflect a situation where people are leaving or not showing up, in contrast to the idea of people arriving or reaching a destination.