Where does “pennor” come from?

pennor (Old Portuguese) comes from Vulgar Latin pignus, from Latin pignus, from Proto-Indo-European peh₂ǵ- — to attach.

Ancestry of “pennor”, step by step

StepLanguageWordMeaning
1Vulgar Latinpignus—
2Latinpignuspledge, mortgage; hostage; wager, stake
3Proto-Indo-Europeanpeh₂ǵ-to attach

Words derived from “pennor”

Every word from Proto-Indo-European peh₂ǵ- →Every word from Latin pignus →Every word from Vulgar Latin pignus →