Where does “durere” come from?

durere (Latin) comes from Latin duro, from Latin durus, from Proto-Indo-European drew-, from Proto-Indo-European dóru, from Proto-Indo-European deru- — firm, solid; wood; be firm, hard, solid.

durere (Latin): second-person singular present passive...

Definitions

second-person singular present passive...

Ancestry of “durere”, step by step

Step	Language	Word	Meaning
1	Latin	duro	dative masculine singular of dūrus; dative neuter...
2	Latin	durus	hard, rough; harsh; hardy, vigorous
3	Proto-Indo-European	drew-	hard, firm, strong, solid; hard, fast; tree
4	Proto-Indo-European	dóru	tree
5	Proto-Indo-European	deru-	firm, solid; wood; be firm, hard, solid

Every word from Proto-Indo-European deru- →Every word from Proto-Indo-European drew- →Every word from Proto-Indo-European dóru →