Where does “underprop” come from?

underprop (English) comes from English prop, from English proposition, from Middle English proposicioun, from Old French proposicion, from Latin prōpositiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.

underprop (English): To prop from beneath; to put a prop under; to...

Definitions

  1. To prop from beneath; to put a prop under; to...

Ancestry of “underprop”, step by step

underprop traces back through two separate lines of ancestry.

via English prop

StepLanguageWordMeaning
1EnglishpropAn object placed against or under another, to...
2EnglishpropositionThe act of offering for consideration; An idea...
3Middle EnglishproposiciounA proposition or assertion; a statement left to...
4Old Frenchproposicion
5Latinprōpositiōproposition, representation
6Latin-tiōtion, -ation, -ing
7Latindissertātiō(spoken) dissertation, discourse, disquisition
8Latindissertusarranged, disposed; explained
9Latindissereresecond-person singular future passive indicative...
10Latindis-asunder, apart, in two; reversal, removal;...
11Latincalceusshoe
12Latincalxlimestone; chalk; the finish line
13Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside

Words derived from “underprop

Every word from Ancient Greek χάλιξ
underprop — Etymology, Origin & Word History | Etymology Explorer