Where does “Photius” come from?

Photius (English) comes from Latin Phōtius, from Ancient Greek Φώτιος, from Ancient Greek φῶς, from Proto-Hellenic pʰáos, from Proto-Indo-European bʰéh₂os, from Proto-Indo-European bʰeh₂-, from Proto-Indo-European bʰeh₂-s-ri-.

Ancestry of “Photius”, step by step

StepLanguageWordMeaning
1LatinPhōtius—
2Ancient GreekΦώτιος—
3Ancient GreekφῶςAttic form of φᾰ́ος
4Proto-Hellenicpʰáos—
5Proto-Indo-Europeanbʰéh₂os—
6Proto-Indo-Europeanbʰeh₂-to shine, glow light; to speak, say
7Proto-Indo-Europeanbʰeh₂-s-ri-—
Every word from Proto-Indo-European bʰeh₂-s-ri- →Every word from Proto-Indo-European bʰeh₂- →Every word from Proto-Indo-European bʰéh₂os →