Where does “saldissimo” come from?

saldissimo (Italian) comes from Italian saldo, from Latin solidus, from Proto-Italic soliðos, from Proto-Indo-European solh₂-i-dʰ-o-s, from Proto-Indo-European solh₂- — whole.

Ancestry of “saldissimo”, step by step

StepLanguageWordMeaning
1Italiansaldofirm, steady; sound; settlement, payment
2Latinsolidussolid; A solidus: a Roman ~23-carat gold coin...
3Proto-Italicsoliðos
4Proto-Indo-Europeansolh₂-i-dʰ-o-sentire
5Proto-Indo-Europeansolh₂-whole
Every word from Proto-Indo-European solh₂-