Where does “chionanthus” come from?

chionanthus (New Latin) comes from Ancient Greek ἄνθος, from Proto-Hellenic ántʰos, from Proto-Indo-European h₂éndʰos, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

Ancestry of “chionanthus”, step by step

chionanthus traces back through two separate lines of ancestry.

via Ancient Greek ἄνθος

StepLanguageWordMeaning
1Ancient Greekἄνθοςflower, blossom, bloom; froth, scum; bloom, peak
2Proto-Hellenicántʰosflower, blossom
3Proto-Indo-Europeanh₂éndʰosbloom
4Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via Ancient Greek χιών

StepLanguageWordMeaning
1Ancient Greekχιώνsnow; melted snow, ice water
2Proto-Indo-Europeanǵʰéyōmwinter; year; frost, snow
3Proto-Indo-European-ōmemphatic suffix or postpositive particle
4Proto-Indo-European-mi—
Every word from Proto-Indo-European -os →Every word from Proto-Indo-European h₂éndʰos →Every word from Proto-Hellenic ántʰos →