Where does “langour” come from?

langour (Middle English) comes from Middle French languer, from Old French langueur, from Latin languor, from Latin -or, from Proto-Italic -ōs, from Proto-Indo-European -ōs, from Proto-Indo-European -oss, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

langour (Middle English): disease, illness; misery, sadness; suffering;...

Definitions

  1. disease, illness; misery, sadness; suffering;...

Ancestry of “langour”, step by step

langour traces back through 3 separate lines of ancestry.

via Middle French languer

StepLanguageWordMeaning
1Middle Frenchlanguer
2Old Frenchlangueurdisease, illness; suffering; emotional fatigue,...
3Latinlanguorfaintness, feebleness, languor, apathy
4Latin-orused to form a third-declension masculine...
5Proto-Italic-ōsCreates masculine action nouns or result nouns...
6Proto-Indo-European-ōsCreates masculine and feminine action nouns or...
7Proto-Indo-European-oss
8Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via Middle French langour

StepLanguageWordMeaning
1Middle Frenchlangour

via Middle French langueur

StepLanguageWordMeaning
1Middle Frenchlangueur
Every word from Proto-Indo-European -osEvery word from Latin -orEvery word from Latin languor