Where does “obsessionally” come from?

obsessionally (English) comes from English obsessional, from English obsession, from Latin obsessiō, from Latin obsidere, from Latin obsideo, from Latin ob-, from Latin obolus, from Ancient Greek ὀβολός — to throw, reach, pierce; to hit by throwing.

obsessionally (English): In an obsessional manner

Definitions

  1. In an obsessional manner

Ancestry of “obsessionally”, step by step

obsessionally traces back through two separate lines of ancestry.

via English obsessional

StepLanguageWordMeaning
1EnglishobsessionalMarked by obsession
2EnglishobsessionA compulsive or irrational preoccupation; An...
3Latinobsessiōblockade, siege
4Latinobsiderepresent active infinitive of obsideō;...
5LatinobsideoI sit, remain, abide, stay; I frequent, haunt,...
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 ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European gʷelH-