Where does “great-nephew” come from?

great-nephew (English) comes from English nephew, from Middle English nevew, from Old French neveu, from Latin nepōs, from Proto-Italic nepōts, from Proto-Indo-European népōts — grandson; descendant; nephew.

Ancestry of “great-nephew”, step by step

StepLanguageWordMeaning
1EnglishnephewA son of one's sibling, brother-in-law, or...
2Middle EnglishnevewA nephew; A grandson or granddaughter; Any other...
3Old Frenchneveunephew; grandson
4Latinnepōs
5Proto-Italicnepōtsgrandson; nephew
6Proto-Indo-Europeannépōtsgrandson; descendant; nephew

Words derived from “great-nephew

Every word from Proto-Indo-European népōts