Where does “patefactio” come from?

patefactio (Latin) comes from Latin patere, from Latin patior, from Proto-Indo-European peh₁- — to hate, hurt.

Ancestry of “patefactio”, step by step

Step	Language	Word	Meaning
1	Latin	patere	second-person singular present active imperative...
2	Latin	patior	I suffer, endure; I allow, acquiesce, permit,...
3	Proto-Indo-European	peh₁-	to hate, hurt

patefactio — Etymology, Origin & Word History | Etymology Explorer