Where does “sub-tenant” come from?

sub-tenant (English) comes from English sub, from English substitute, from Middle English substituten, from Latin substitutus, from Latin substituo, from Latin statuo, from Latin stātus, from Latin stō.

Ancestry of “sub-tenant”, step by step

sub-tenant traces back through two separate lines of ancestry.

via English sub

StepLanguageWordMeaning
1EnglishsubA submarine; A submarine sandwich: a sandwich...
2EnglishsubstituteTo use in place of something else, with the same...
3Middle Englishsubstituten
4Latinsubstitutussubstituted
5LatinsubstituoI place next to, under, or instead of; I...
6LatinstatuoI set up, station; I establish, determine, fix; I...
7Latinstātusfixed, set, having been set
8Latinstōto stand
9Proto-Italicstaēōstand
10Proto-Indo-Europeansth₂éh₁yetito stand
11Proto-Indo-European*steh₂-

via English tenant

StepLanguageWordMeaning
1EnglishtenantOne who pays a fee in return for the use of...
2Middle Englishtenaunt
3Anglo-NormantenauntAlternative form of tenant; Alternative form of...
4Old Frenchtenantholder
5Latintenensholding, having; restraining; knowing, grasping,...
6Latinteneōto hold, have; to grasp
7Proto-Italictenēōto hold
8Proto-Indo-Europeanten-to stretch, to extend
Every word from Proto-Indo-European *steh₂-Every word from Proto-Indo-European sth₂éh₁yetiEvery word from Proto-Italic staēō