Where does “puríssimo” come from?

puríssimo (Portuguese) comes from Portuguese puro, from Old Portuguese puro, from Latin pūrus, from Proto-Indo-European pewH- — to be clean, pure.

Ancestry of “puríssimo”, step by step

StepLanguageWordMeaning
1Portuguesepuropure; pure; flawless; pure; clean
2Old Portuguesepuro—
3Latinpūrusclear, limpid
4Proto-Indo-EuropeanpewH-to be clean, pure
Every word from Proto-Indo-European pewH- →Every word from Latin pūrus →Every word from Old Portuguese puro →