Where does “بيك” come from?

بيك (Ottoman Turkish) comes from French pic, from Spanish pico, from Old Spanish bico, from Latin beccus, from Latin -āceus, from Latin -āx, from Latin -ium, from Latin -ius — Creates adjectives from noun or verb stems.

Ancestry of “بيك”, step by step

بيك traces back through two separate lines of ancestry.

via French pic

StepLanguageWordMeaning
1Frenchpicwoodpecker; pick; peak, summit
2Spanishpicobeak; sharp point; pick, pickaxe
3Old Spanishbico
4Latinbeccusbeak, bill
5Latin-āceusaceous; resembling, having the nature of, forming, belonging to
6Latin-āxish, -y
7Latin-iumSuffix used to form abstract nouns, sometimes...
8Latin-iusforming adjectives from nouns; nominative neuter...
9Proto-Italic-jōsForms comparative adjectives
10Proto-Indo-European-yósCreates adjectives from noun or verb stems

via Classical Persian بیگ

StepLanguageWordMeaning
1Classical Persianبیگ
2Proto-Turkic*bēglord
3Proto-Iranianbagáhgod
4Proto-Indo-Iranianbʰagásportion, part, share, allotment; fate, destiny;...
5Proto-Indo-Europeanbʰh₂g-ó-s
6Proto-Indo-Europeanbʰeh₂g-to divide, distribute, allot
Every word from Proto-Indo-European -yós