English word presume comes from Middle French presumer (To presume; to assume.)

Detailed word origin of presume

Dictionary entry	Language	Definition
presumer	Middle French (frm)	To presume; to assume.
presumer	Anglo-Norman (xno)
presume	English (eng)	(intransitive) To be presumptuous; with on, upon, to take advantage (of), to take liberties (with). [from 15th c.]. (transitive) To assume to be true (without proof); to take for granted, to suppose. [from 14th c.]. (transitive) With infinitive object: to be so presumptuous as (to do something) without proper authority or permission. [from 14th c.]. (transitive, now, _, rare) To perform, do [...]