Where does “sis” come from?

sis (Latin) comes from Latin vīs, from Proto-Italic wīs, from Proto-Indo-European wéyh₁s, from Proto-Indo-European weyh₁- — to chase, pursue; to suppress, persecute.

sis (Latin): if you want, if you wish, if you're willing, if...

Definitions

  1. if you want, if you wish, if you're willing, if...

Ancestry of “sis”, step by step

sis traces back through two separate lines of ancestry.

via Latin vīs

StepLanguageWordMeaning
1Latinvīsforce
2Proto-Italicwīsstrength, force, power
3Proto-Indo-Europeanwéyh₁sforce, vehemence
4Proto-Indo-Europeanweyh₁-to chase, pursue; to suppress, persecute

via Latin sī

StepLanguageWordMeaning
1Latinsīif, supposing that
2Proto-Italicseiso, thus
3Proto-Indo-Europeansóthis; that
Every word from Proto-Indo-European weyh₁- →Every word from Proto-Indo-European wéyh₁s →Every word from Proto-Italic wīs →