Where does “proabolition” come from?

proabolition (English) comes from English pro, from English professional, from English profession, from Anglo-Norman professioun, from Old French profession, from Latin professiō, from Latin -tiō, from Latin dissertātiō — small stone, pebble; gravel, rubble.

Ancestry of “proabolition”, step by step

proabolition traces back through two separate lines of ancestry.

via English pro

StepLanguageWordMeaning
1EnglishproAn advantage of something, especially when...
2EnglishprofessionalA person who belongs to a profession; A person...
3EnglishprofessionA declaration of belief, faith or one's opinion,...
4Anglo-Normanprofessioun
5Old Frenchprofessionprofession; declaration
6Latinprofessiōdeclaration, avowal, profession (act of professing)
7Latin-tiōtion, -ation, -ing
8Latindissertātiō(spoken) dissertation, discourse, disquisition
9Latindissertusarranged, disposed; explained
10Latindissereresecond-person singular future passive indicative...
11Latindis-asunder, apart, in two; reversal, removal;...
12Latincalceusshoe
13Latincalxlimestone; chalk; the finish line
14Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English abolition

StepLanguageWordMeaning
1EnglishabolitionThe act of abolishing; an annulling; abrogation;...
2Middle Frenchabolition
3Latinabolitiōabolishing, annulling, abolition
4Latinaboleōto retard, check the growth of
5Latinab-from, away, away from; off; at a distance
6Latinābfrom, away from, out of
7Proto-Germanic*ab
8Proto-Indo-Europeanapó
Every word from Ancient Greek χάλιξ
proabolition — Etymology, Origin & Word History | Etymology Explorer