Where does “penginn” come from?

penginn (Old Irish) comes from Old English penning, from Proto-Germanic panningaz — a coin, penny.

Ancestry of “penginn”, step by step

penginn traces back through two separate lines of ancestry.

via Old English penning

StepLanguageWordMeaning
1Old Englishpenningpenny
2Proto-Germanicpanningaza coin, penny

via Old Norse penningr

StepLanguageWordMeaning
1Old Norsepenningr
Every word from Proto-Germanic panningazEvery word from Old English penning