Where does “doverlo” come from?

doverlo (Italian) comes from Italian dovere, from Spanish deber, from Old Spanish dever, from Latin dēbeō, from Latin dē-, from Latin dē, from Latin post, from Latin poste — afterwards, post; by, at.

Ancestry of “doverlo”, step by step

StepLanguageWordMeaning
1Italiandovereto owe; to have to do something; duty
2Spanishdeberobligation, duty; debt; should, ought
3Old Spanishdever
4Latindēbeōto owe something, to be under obligation to and for something
5Latindē-of; from
6Latinof; concerning; about
7Latinpostbehind; after, since, besides, except; behind,...
8Latinposteablative singular of postis
9Proto-Italicpostibehind, after
10Proto-Indo-Europeanpóstiafter
11Proto-Indo-Europeanpósafterwards, post; by, at
Every word from Proto-Indo-European pós