Where does “soporandus” come from?

soporandus (Latin) comes from Latin soporo, from Latin sopōr, from Proto-Indo-European swepōr, from Proto-Indo-European swep- — to sleep.

Definitions

Ancestry of “soporandus”, step by step

StepLanguageWordMeaning
1LatinsoporoI send asleep; I stupefy
2LatinsopōrA deep sleep, sopor; sleep (in general), slumber; catalepsy
3Proto-Indo-Europeanswepōr—
4Proto-Indo-Europeanswep-to sleep
Every word from Proto-Indo-European swep- →Every word from Proto-Indo-European swepōr →Every word from Latin sopōr →