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against

against ˈgɛnst/ preposition
against
ˈgɛnst/
preposition
Britannica Dictionary definition of AGAINST
: in opposition to (someone or something)
: in competition with (someone or something)
used to indicate the person or thing that is affected or harmed by something
: not agreeing with or allowed by (something, such as a law)
: not helping or favoring (someone)
: as a reason for disliking (someone or something)
used to say that one thing is being compared with another
: as a defense or protection from (something)
: in preparation for (something)
used to describe hitting or touching something or someone
: in a direction opposite to the movement of (something)
: with the background of (something)
10 
: as a charge on (something)

as against

see 2as

over against

see 2over

up against

see 2up