Where does “dependent” come from?

I cannot write this etymology sentence because the chain provided only contains English language forms with no older language sources, making it impossible to trace the word's origin beyond English itself. A valid etymology requires at least one pre-English source language.

dependent (English): Relying upon; depending upon; Having a...

Definitions

Relying upon; depending upon; Having a...

Ancestry of “dependent”, step by step

Step	Language	Word	Meaning
1	Middle English	dependaunt	—
2	Latin	dependens	hanging; waiting
3	Latin	dependeo	I hang down, from or on; I wait for; I am...
4	Latin	dē-	—
5	Latin	dē	—
6	Latin	post	behind; after, since, besides, except; behind,...
7	Latin	poste	ablative singular of postis
8	Proto-Italic	posti	—
9	Proto-Indo-European	pósti	—
10	Proto-Indo-European	pós	afterwards, post; by, at

Words derived from “dependent”

dependent
dependency
interdependent
dependant
interdependency
dependently
codependency
interdependently
nondependent
overdependent
overdependency
noninterdependent
co-dependent
interdependentness
thermodependency

Every word from Proto-Indo-European pós →

dependent — Etymology, Origin & Word History | Etymology Explorer