"More ambushed" can be substituted with a variety of synonyms depending on the context in which it is used. For instance, you could say "more surprised" or "more caught off guard," which both convey the feeling of being ambushed. Another option is to use the word "outflanked," which suggests being attacked from an unexpected direction. Alternatively, you could use "overpowered" or "overwhelmed," which suggest being overmatched or outnumbered. Each of these synonyms conveys a sense of being caught unawares and taken by surprise, making them useful alternatives to "more ambushed" in a wide range of situations.