1. as (conjunction) 2. as (reason) 3. as (comparison) 4. as (in the same way as) 5. because (reason) 6. by reason of (reason) 7. for (reason) 8. for example (like) 9. for the reason that (reason) 10. how (conjunction) 11. in the same way as (manner) 12. in the same way as (as) 13. just as (comparison) 14. just like (comparison) 15. like (for example) 16. like (manner) 17. like (preposition) 18. like (conjunction) 19. like (comparison) 20. since (reason) 21. such as (like)