versus
US /ˈvɝː.səs/
UK /ˈvɝː.səs/

1.
against (especially in sports and legal contexts)
:
•
It's the home team versus the visitors tonight.
•
The case of Smith versus Jones will be heard next week.
2.
in contrast to or as the alternative of
:
•
He prefers quality versus quantity.
•
The debate was about traditional education versus online learning.