Where does “tendinite” come from?

tendinite (Italian) comes from Italian tendine, from Medieval Latin tendo, from Ancient Greek τένων, from Proto-Indo-European ten- — to stretch, to extend.

tendinite (Italian): tendinitis

Definitions

tendinitis

Ancestry of “tendinite”, step by step

Step	Language	Word	Meaning
1	Italian	tendine	tendon, sinew; plural of tendina
2	Medieval Latin	tendo	I stretch, stretch out, distend, extend; I...
3	Ancient Greek	τένων	tendon, sinew
4	Proto-Indo-European	ten-	to stretch, to extend

Every word from Proto-Indo-European ten- →Every word from Ancient Greek τένων →Every word from Medieval Latin tendo →