There are various synonyms for the word 'wegroup,' which means a group of people walking or moving together. These include 'gang,' 'posse,' 'crew,' 'team,' 'squad,' 'pack,' 'band,' 'horde,' 'herd,' and 'mob.' These words can be used instead of 'wegroup' depending on the context of the sentence or the preference of the speaker or writer. For instance, 'crew' would be an appropriate synonym if referring to a group of people working together closely, while 'mob' would suit an unruly and disorderly crowd. Regardless of the choice of words, the central idea remains the same- a group of individuals moving together.