Where does “καλοτρώω” come from?

καλοτρώω (Greek) comes from Greek καλός, from Ancient Greek κᾰλός, from Proto-Indo-European kal-wo-s, from Proto-Indo-European kal- — hard; beautiful; handsome.

Ancestry of “καλοτρώω”, step by step

καλοτρώω traces back through two separate lines of ancestry.

via Greek καλός

Step	Language	Word	Meaning
1	Greek	καλός	good; nice, likeable; the good man
2	Ancient Greek	κᾰλός	beautiful, morally beautiful, of good quality;...
3	Proto-Indo-European	kal-wo-s	—
4	Proto-Indo-European	kal-	hard; beautiful; handsome

via Greek τρώω

Step	Language	Word	Meaning
1	Greek	τρώω	eat; eat, breakfast, dine; eat nonfasting foods
2	Ancient Greek	τρώγω	I chew, gnaw; I eat
3	Proto-Indo-European	terh₁-	to rub, turn; to drill, pierce

Every word from Proto-Indo-European kal- →Every word from Proto-Indo-European kal-wo-s →Every word from Ancient Greek κᾰλός →