Where does “diadeema” come from?

diadeema (Finnish) comes from Latin diadēma, from Ancient Greek διάδημα, from Ancient Greek διαδέω, from Ancient Greek δῐᾰ-, from Ancient Greek διά, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.

Ancestry of “diadeema”, step by step

StepLanguageWordMeaning
1Latindiadēmadiadem, crown, tiara; a royal headdress
2Ancient Greekδιάδημαheadband
3Ancient Greekδιαδέωto encircle, bind, wrap around; I bind around;...
4Ancient Greekδῐᾰ-apart; through, across; through; in different...
5Ancient Greekδιάthroughout
6Proto-Indo-Europeandwístwice, doubly; in two
7Proto-Indo-Europeandwóh₁two
Every word from Proto-Indo-European dwóh₁Every word from Ancient Greek δῐᾰ-Every word from Proto-Indo-European dwís
diadeema — Etymology, Origin & Word History | Etymology Explorer