Expendable

[Lanell]

Its like when youre [invited] to a party, and you dont [show up] and it doesnt really [matter].

[Rihanna]

Of relatively little significance, and therefore able to be abandoned or destroyed.

[Marquetta]

capable of being sacrificed in order to [accomplish] a [military] [objective].

[Tanya Shivari]

If someone or something is expendable, people can do something or deal with a situation without them:

[Kai]

Of little significance when compared to an overall purpose, and therefore able to be abandoned.