The phrase "went see" can be replaced by a number of synonyms in English, depending on the context. For instance, "visited" and "explored" would be appropriate replacements if one is talking about visiting a place. If it is used in the context of watching a movie or attending a play, one could use the phrases "attended" or "watched". For more informal contexts, "checked out" or "dropped by" would also be appropriate substitutes. Additionally, if one is talking about meeting someone, "caught up with" or "met up with" could be used. Overall, there are plenty of synonyms for "went see" that can be used depending on the context or preference of the speaker or writer.