rest, wrest

Rest or rest means to relax, or to take a nap or a break--
Let's rest for a while.
You should rest, or you'll be tired later.
Rest may mean a nap or a break--
You look tired. Why don't you lie down and get some rest?
We have been working all morning. It's time for a rest.
Rest may mean to lean on something--
He like to rest against the wall and watch everyone go by.
If you rest your foot on the step, you will be able to tie your shoe.
Rest also means the remainder--
What happened to the rest of the cereal?
Are you going to watch TV for the rest of the day?
Rest is used in several expressions--
Give it a rest!
This is no time to rest on your laurels.
The deceased will be laid to rest on Tuesday.

Wrest or wrest ( rhymes with rest ) means to struggle with someone for possession of a thing--
He got a firm grip on the weapon and tried to wrest it from her.
The child would not let his playmate wrest the toy from him.

Now that you know that, you can say--
"He needed a rest before making another attempt to wrest the remote control from his roommate."

Note--a "rest" may mean a type of musical notation, denoting a pause--
You didn't notice that there's a rest here.
A "rest" may also mean a thing specifically used to support something --
She used a saucer for a spoon rest.
The chair had a comfortable back rest.
This piece of wood will make a rest for your tools.
Rest also means a nap or a break--
Let's take a rest.
Not to be confused with "arrest", literally meaning to stop, but usually meaning to be taken into custody by the police--
The police read him his rights because he was under arrest.