Where does “meninno” come from?

meninno (Old Portuguese) comes from Latin minimus, from Proto-Indo-European *(s)mey(h₁)-.

Ancestry of “meninno”, step by step

StepLanguageWordMeaning
1Latinminimusleast, smallest
2Proto-Indo-European*(s)mey(h₁)-—
Every word from Proto-Indo-European *(s)mey(h₁)- →Every word from Latin minimus →
meninno — Etymology, Origin & Word History | Etymology Explorer