alternative

US /ɑːlˈtɝː.nə.t̬ɪv/
UK /ɑːlˈtɝː.nə.t̬ɪv/
"alternative" picture
1.

available as another possibility or choice

:
Do you have an alternative solution?
We need to find an alternative route.
1.

one of two or more available possibilities

:
There is no alternative but to accept the offer.
The only alternative is to cancel the event.