Set (someone, something, or oneself) up against (someone or something) spoken language verb phrase
To put someone or something in a leaning position against someone or something else.
We set the ladder up against the wall so that we can climb on the roof and repair the broken wire.
The girl got a sprained ankle, so I set her up against the tree nearby and checked whether the injury was serious.
To arrange for someone or something to participate in a competition against someone or something.
The coach set up Tim against one of the fastest runners on the team.
The game set our team up against Liverpool.
If you say that one should get his/her own house in order, you mean that he/she should organize affairs and handle personal problems.
To do or arrange for someone, something, or oneself to be successful at, operate as, or perform in the capacity of something.
1. To link together a sequence of items.
2. To compose, gather, or arrange something in a series, often quickly, sloppily, or haphazardly.
3. To make something by assembling or arranging things in a sequence, often quickly, sloppily, or haphazardly.
The verb "set" should be conjugated with its tense.