Where does “hypothesise” come from?

hypothesise (English) comes from English hypothesis, from Middle French hypothese, from Latin hypothesis, from Ancient Greek ὑπόθεσις, from Ancient Greek ὑποτίθημι, from Ancient Greek ὑπο-, from Ancient Greek ὑπό, from Proto-Indo-European upó.

Ancestry of “hypothesise”, step by step

StepLanguageWordMeaning
1EnglishhypothesisUsed loosely, a tentative conjecture explaining...
2Middle Frenchhypothesehypothesis
3Latinhypothesishypothesis
4Ancient Greekὑπόθεσιςproposal, proposed action; policy, intention;...
5Ancient GreekὑποτίθημιI set before, suggest; put down, pledge; to...
6Ancient Greekὑπο-under, sub-, hypo-; denoting a small degree,...
7Ancient Greekὑπό
8Proto-Indo-Europeanupóunder, below
9Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European h₃ewp-Every word from Proto-Indo-European upóEvery word from Ancient Greek ὑπο-
hypothesise — Etymology, Origin & Word History | Etymology Explorer