Looking on the internet deeply has found these results:

demote is the most popular phrase on the web.

depromote 13,100 results on the web	demote 13,860,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	So which one of these clowns do I demote for trying to kill me? Honey, they can't demote you just because you're deaf. But I actually didn't demote Pluto. Well, I guess you've earned your right to demote yourself. He could demote me to Commander, which cuts my pension and puts me at the same rank as Taylor. No, you cannot demote me after promoting me. Two months ago he was talking about making me partner, now he's looking to demote me and I give him this. Now the last question if our new student does not know the answer we'll have to demote him to a lower class.

depromote

13,100 results on the web

demote

13,860,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

So which one of these clowns do I demote for trying to kill me?
Honey, they can't demote you just because you're deaf.
But I actually didn't demote Pluto.
Well, I guess you've earned your right to demote yourself.
He could demote me to Commander, which cuts my pension and puts me at the same rank as Taylor.
No, you cannot demote me after promoting me.
Two months ago he was talking about making me partner, now he's looking to demote me and I give him this.
Now the last question if our new student does not know the answer we'll have to demote him to a lower class.