Where does “пустоцвіт” come from?

пустоцвіт (Ukrainian) comes from Ukrainian цвіт, from Proto-Slavic květъ, from Proto-Indo-European ḱwoyt-o-, from Proto-Indo-European ḱweyt- — to shine.

пустоцвіт (Ukrainian): barren flower, unfertile flower

Definitions

  1. barren flower, unfertile flower

Ancestry of “пустоцвіт”, step by step

пустоцвіт traces back through two separate lines of ancestry.

via Ukrainian цвіт

StepLanguageWordMeaning
1Ukrainianцвітflower
2Proto-Slavickvětъbright color, light; color, bloom, flower
3Proto-Indo-Europeanḱwoyt-o-white, light
4Proto-Indo-Europeanḱweyt-to shine

via Ukrainian пусти́й

StepLanguageWordMeaning
1Ukrainianпусти́йempty
2Proto-Slavicpȗstъdesolate; empty
Every word from Proto-Indo-European ḱweyt- →Every word from Proto-Indo-European ḱwoyt-o- →Every word from Proto-Slavic květъ →