Where does “post-obit” come from?

post-obit (English) comes from English obit, from English obituary, from Medieval Latin obituarius, from Latin obitus, from Latin obeo, from Latin ob-, from Latin obolus, from Ancient Greek ὀβολός — to throw, reach, pierce; to hit by throwing.

post-obit (English): A bond in which the obligor, in consideration of having received a certain sum of money, binds himself to pay a larger sum, on unusual interest, on the death of some specified individual from whom he has expectations

Definitions

  1. A bond in which the obligor, in consideration of having received a certain sum of money, binds himself to pay a larger sum, on unusual interest, on the death of some specified individual from whom he has expectations

Ancestry of “post-obit”, step by step

post-obit traces back through two separate lines of ancestry.

via English obit

StepLanguageWordMeaning
1EnglishobitDeath of a person; A mass or other service held...
2EnglishobituaryA brief notice of a person’s death, as published...
3Medieval LatinobituariusAn obituary
4Latinobitusperished; The act of approaching or going toward;...
5LatinobeoI go towards, go to meet; I arrive at, reach,...
6Latinob-towards; against
7Latinobolusobolus (Greek coin)
8Ancient Greekὀβολόςobol, obolus, used at Athens as both a weight and...
9Ancient Greekὀβελόςa spit, rod; a horizontal line
10Ancient Greekβέλοςmissile, arrow, dart; weapon; something quickly...
11Proto-Indo-EuropeangʷélHos
12Proto-Indo-EuropeangʷelH-to throw, reach, pierce; to hit by throwing

via English post

StepLanguageWordMeaning
1EnglishpostA long dowel or plank protruding from the ground;...
2Middle Frenchposte
3Italianpostamail, post; post office; stakes
4Latinprobāre
5Latinprobōto approve, permit, commend
6LatinProbusgood, serviceable, excellent, superior, able
7Proto-Indo-Europeanpro-bhwo-being in front, prominent
8Proto-Indo-Europeanpro-toward, forward
9Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European gʷelH-