The common crossword clue answers for "socialise" include several synonyms of various lengths. Some popular answers are:
- SCHMOOZE (8 letters)
- MINGLE (6 letters)
- HOBNOB (6 letters)
- MIX (3 letters)
- JOIN (4 letters)
These words all convey the idea of taking part in social activities or interacting with others in a friendly or casual way, which fits the clue "socialise" in crossword puzzles.