Where does “superfatty” come from?

superfatty (English) comes from English fatty, from English fat, from French fat, from Old Occitan fat, from Latin fatuus, from Latin fātus, from Latin for, from Proto-Italic fāōr — to speak, to be talking.

superfatty (English): Having an extreme amount of fats; being superfatted

Definitions

  1. Having an extreme amount of fats; being superfatted

Ancestry of “superfatty”, step by step

superfatty traces back through two separate lines of ancestry.

via English fatty

StepLanguageWordMeaning
1EnglishfattyContaining, composed of, or consisting of fat;...
2EnglishfatCarrying more fat than usual on one's body;...
3Frenchfatconceited
4Old Occitanfat
5Latinfatuusfoolish, silly, simple; stupid; insipid,...
6Latinfātusspoken, said, told, foretold, related, predicted; having or had spoken, etc
7Latinfor"defective"; I speak, talk, say
8Proto-Italicfāōrspeak
9Proto-Indo-Europeanbʰéh₂tito speak, to be talking

via English super

StepLanguageWordMeaning
1EnglishsuperOf excellent quality, superfine; better than...
2Englishsuper-egoAlternative spelling of superego
3GermanÜber-Ichsuperego
4GermanIchego, the Ich; self, me, him, etc
5Middle High GermanichI
6Old High GermanihI
7Proto-West GermanicikI
8Proto-Germanic*ek
9Proto-Indo-Europeanéǵh₂I
Every word from Proto-Indo-European bʰéh₂ti