Where does “διαφθορά” come from?

διαφθορά (Greek) comes from Ancient Greek διαφθορά, from Ancient Greek διαφθείρω, from Ancient Greek δῐᾰ-, from Ancient Greek διά, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.

διαφθορά (Greek): corruption, vice

Definitions

corruption, vice

Ancestry of “διαφθορά”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	διαφθορά	destruction
2	Ancient Greek	διαφθείρω	to destroy
3	Ancient Greek	δῐᾰ-	apart; through, across; through; in different...
4	Ancient Greek	διά	throughout
5	Proto-Indo-European	dwís	twice, doubly; in two
6	Proto-Indo-European	dwóh₁	two

Every word from Proto-Indo-European dwóh₁ →Every word from Ancient Greek δῐᾰ- →Every word from Proto-Indo-European dwís →