Where does “kiss-ass” come from?

kiss-ass (English) comes from English KISS, from Middle English kissen, from Old English cyssan, from Proto-West Germanic *kussijan, from Proto-Germanic kussijaną, from Proto-Germanic -janą, from Proto-Indo-European -yéti, from Proto-Indo-European yé- — he, she.

kiss-ass (English): An obsequious person that tries to win the favor...

Definitions

  1. An obsequious person that tries to win the favor...

Ancestry of “kiss-ass”, step by step

kiss-ass traces back through two separate lines of ancestry.

via English KISS

StepLanguageWordMeaning
1EnglishKISSAcronym of keep it simple, stupid; The KISS...
2Middle Englishkissento kiss
3Old Englishcyssanto kiss
4Proto-West Germanic*kussijanto kiss
5Proto-Germanickussijanąto kiss
6Proto-Germanic-janąDerives denominatives from nouns and factitives...
7Proto-Indo-European-yétiCreates intransitive, often deponent,...
8Proto-Indo-Europeanyé-
9Chichewaiyehe, she

via English ass

StepLanguageWordMeaning
1EnglishassAny of several species of horse-like animals,...
2Middle EnglishasseAlternative form of axen
3Old Englishassaass, donkey
4Old Englishassenshe-ass
5Latinasinusa donkey, an ass; an ass, an idiot, a dolt, a...
6Latinacinusa berry, especially the grape; the seed of a...
7Latinaciessharp edge or point; battle line; battle,...
8Proto-Indo-Europeanh₂eḱ-sharp
Every word from Chichewa iyeEvery word from Proto-Germanic -janąEvery word from Proto-Indo-European -yéti