Where does “seriosissimo” come from?

seriosissimo (Italian) comes from Italian serioso, from Late Latin seriosus, from Latin serius, from Proto-Italic swerjos, from Proto-Indo-European swer-yo-s, from Proto-Indo-European swer- — to ache; to fester; wound; injury.

Ancestry of “seriosissimo”, step by step

StepLanguageWordMeaning
1Italianseriosostaid, sedate
2Late Latinseriosus—
3Latinseriusgrave, earnest, serious; comparative degree of...
4Proto-Italicswerjos—
5Proto-Indo-Europeanswer-yo-s—
6Proto-Indo-Europeanswer-to ache; to fester; wound; injury
Every word from Proto-Indo-European swer- →Every word from Proto-Indo-European swer-yo-s →Every word from Proto-Italic swerjos →