Where does “jagoff” come from?

jagoff (English) comes from English Jag, from English Jaguar, from French jaguar, from Portuguese jaguar, from Old Tupi îagûara, from Proto-Tupi-Guarani *jawar — jaguar (Panthera onca).

jagoff (English): An irritating, inept, or repugnant person

Definitions

  1. An irritating, inept, or repugnant person

Ancestry of “jagoff”, step by step

StepLanguageWordMeaning
1EnglishJagA Jaguar car
2EnglishJaguarA motor car manufactured by this company
3Frenchjaguarjaguar; Jaguar
4Portuguesejaguarjaguar
5Old TupiîagûaraAlternative form of îaûara; jaguar
6Proto-Tupi-Guarani*jawarjaguar (Panthera onca)
Every word from Proto-Tupi-Guarani *jawar →Every word from Old Tupi îagûara →Every word from Portuguese jaguar →