Where does “prometastasis” come from?

prometastasis (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 “prometastasis”, step by step

prometastasis 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 metastasis

StepLanguageWordMeaning
1EnglishmetastasisA change in nature, form, or quality; The...
2Ancient Greekμετάστασιςremoving, removal; shifting of blame; removal,...
3Ancient Greekμεθίστημιto alter, change; to replace, exchange; to come...
4Ancient Greekἵστημιto make to stand, to stand, set; to stop, stay,...
5Proto-Hellenichístāmito stand
6Proto-Indo-Europeanstísteh₂tito be standing up, to be getting up
7Proto-Indo-Europeansteh₂-to stand
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-