Where does “saw-” come from?

saw- (Proto-Indo-European) comes from Proto-Indo-European gʷíh₃weti, from Proto-Indo-European gʷih₃wós, from Proto-Indo-European gʷeih₃w- — to live.

Ancestry of “saw-”, step by step

saw- traces back through two separate lines of ancestry.

via Proto-Indo-European gʷíh₃weti

StepLanguageWordMeaning
1Proto-Indo-Europeangʷíh₃wetito live, to be alive
2Proto-Indo-Europeangʷih₃wósalive, living
3Proto-Indo-Europeangʷeih₃w-to live

via Proto-Indo-European sew-

StepLanguageWordMeaning
1Proto-Indo-Europeansew-to press out, extract; juice; liquid, rain; to...

Words derived from “saw-

Every word from Proto-Indo-European gʷeih₃w-Every word from Proto-Indo-European gʷih₃wósEvery word from Proto-Indo-European gʷíh₃weti