Where does “naperon” come from?

naperon (Portuguese) comes from French napperon, from French -eron, from French -on, from Middle French -on.

Ancestry of “naperon”, step by step

StepLanguageWordMeaning
1Frenchnapperondoily; place mat
2French-erona lengthened form of -on
3French-onForming diminutives of things, including some...
4Middle French-on
Every word from Middle French -onEvery word from French -onEvery word from French -eron
naperon — Etymology, Origin & Word History | Etymology Explorer