Where does “Benny” come from?

Benny comes from English -y, Middle English -y, Middle French -ie, Latin -ia, Latin -ivus, Latin -ia, Proto-Indo-European -kos, and Proto-Indo-European -kos.

Benny (English): A stupid or dull-witted person; A temper tantrum;...

Definitions

  1. A stupid or dull-witted person; A temper tantrum;...

Ancestry of “Benny”, step by step

Benny traces back through two separate lines of ancestry.

via English benefit

StepLanguageWordMeaning
1EnglishbenefitAn advantage; help or aid from something; A...
2Middle Englishbenefytt
3Middle Englishbenfet
4Anglo-Normanbenfetwell-done
5Old Frenchbienfet
6Old Frenchbienfaireto do good, do well
7Old Frenchbienwell; indeed; possession; object of value
8Latinbenewell; properly, exactly; agreeably, favorably
9Latinbonusgood, honest, brave, noble, kind, pleasant;...
10Old LatinduenosAlternative form of duonus
11Proto-Italicdwenosgood
12Proto-Indo-Europeandew-to show favour, revere; to fail, to lag, to be...

via English Benzedrine

StepLanguageWordMeaning
1EnglishBenzedrineThe racemic mixture of amphetamine (dl-amphetamine)
Every word from Proto-Indo-European dew-
Benny — Etymology, Origin & Word History | Etymology Explorer