Where does “twincharging” come from?

twincharging (English) comes from English twincharge, from English twincharger, from English twin, from Middle English twin, from Old English twīn, from Proto-West Germanic twiʀn, from Proto-Germanic twiznaz, from Proto-Indo-European dwisnós — two.

Ancestry of “twincharging”, step by step

twincharging traces back through two separate lines of ancestry.

via English twincharge

StepLanguageWordMeaning
1EnglishtwinchargeTo equip with twincharging, to equip with twinchargers, to equip with both an exhaust-drive turbocharger and power-driven supercharger
2EnglishtwinchargerA combination of a supercharger and a...
3EnglishtwinEither of two people who shared the same uterus...
4Middle Englishtwin
5Old Englishtwīndouble thread, twist, twine, linen-thread, linen
6Proto-West Germanictwiʀntwine, double thread
7Proto-Germanictwiznazthread, twine
8Proto-Indo-Europeandwisnósdouble
9Proto-Indo-Europeandwóh₁two

via English ing

StepLanguageWordMeaning
1EnglishingA meadow, especially a low meadow near a river;...
2Middle Englishing
3Old Englishingmeadow, water meadow, ing
4Old Norseengmeadow
5Proto-GermanicangijōA low lying meadow in a valley or near a river
6Proto-Indo-Europeanh₂énkoscurve, bend
7Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European dwóh₁Every word from Proto-Indo-European dwisnósEvery word from Proto-Germanic twiznaz