présumer in English:

I presume he's the loser.

No friend of yours, I presume

Presume is a verb that means to suppose, to take for granted, or to dare. presume is usually used when you suppose based on probability

Don't presume to tell me how to raise my children!

May I presume to tell you that you are wrong?

I will not presume to give an opinion.

I presume (that) they're not coming, since they haven't replied to the invitation.

I presume that you've done your homework.

"I presumed that the man had been escorted from the building"

Don't presume you are going to get the job promotion. It might go to Harry instead.

I presume that you must have a good job.

I would not presume to say whether or not this summit was historic: that is for the future to tell us.

I shouldn't presume anything, but I have it from a good source

His wife had presumed him dead and was living with another man.

Woe to those who presume that they are destined to ‘enlighten’ others, not themselves!