Where does “suborbitary” come from?

suborbitary (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 “suborbitary”, step by step

suborbitary 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 orbitary

StepLanguageWordMeaning
1EnglishorbitarySituated around the orbit
2EnglishorbitA circular or elliptical path of one object...
3Romanianorbito blind, deprive of sight; to go blind, lose...
4Romanianorbblind; blind man
5Latinorbusbereaved, bereft, deprived by death; deprived,...
6Proto-Indo-Europeanh₃órbʰosorphan; servant, slave, worker
7Proto-Indo-Europeanh₃erbʰ-to change allegiance, status, ownership;...
Every word from Proto-Indo-European *steh₂-