Where does “белокрил” come from?

белокрил (Macedonian) comes from Macedonian крило, from Proto-Slavic kridlo, from Proto-Slavic -dlo, from Proto-Indo-European -dʰlom — Alternative form of *-trom; instrumental suffix;...

белокрил (Macedonian): white-winged (having white wings)

Definitions

  1. white-winged (having white wings)

Ancestry of “белокрил”, step by step

белокрил traces back through two separate lines of ancestry.

via Macedonian крило

StepLanguageWordMeaning
1Macedonianкрилоwing
2Proto-Slavickridlowing
3Proto-Slavic-dloForms nouns denoting a tool or instrument
4Proto-Indo-European-dʰlomAlternative form of *-trom; instrumental suffix;...

via Macedonian бел

StepLanguageWordMeaning
1Macedonianбелwhite
2Proto-Slavicbělъwhite
3Proto-Indo-EuropeanbʰēlHswhite surface or stain
Every word from Proto-Indo-European -dʰlom →Every word from Proto-Slavic -dlo →Every word from Proto-Slavic kridlo →