Where does “dystych” come from?

dystych (Polish) comes from Latin distichon, from Ancient Greek δίστιχον, from Ancient Greek δί-, from Ancient Greek διά, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.

dystych (Polish): couplet, distich

Definitions

couplet, distich

Ancestry of “dystych”, step by step

Step	Language	Word	Meaning
1	Latin	distichon	couplet, distich
2	Ancient Greek	δίστιχον	—
3	Ancient Greek	δί-	Twice, double
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 Proto-Indo-European dwís →Every word from Ancient Greek διά →