Where does “yo” come from?

Your derives from Middle English youre, Old English ēower, Proto-Germanic izweraz and jūz, ultimately from Proto-Indo-European yū́ and túh₂, with origins in second-person pronouns indicating the addressee or group addressed.

yo (English): Synonyms: oi, wotcher; Synonyms: ahoy, oi; see...

Definitions

  1. Synonyms: oi, wotcher; Synonyms: ahoy, oi; see...

Ancestry of “yo”, step by step

yo traces back through 3 separate lines of ancestry.

via English your

StepLanguageWordMeaning
1EnglishyourBelonging to you; of you; related to you; A...
2Middle EnglishyourAlternative form of youre
3Old Englishēoweryour plural
4Proto-West Germaniciuwaryour, yours, of you
5Proto-Germanicizwerazyour; 2nd person plural possessive
6Proto-Germanicjūzyou
7Proto-Indo-Europeanyū́you
8Proto-Indo-Europeantúh₂you, thou

via Middle English yo

StepLanguageWordMeaning
1Middle EnglishyoAlternative form of yow; Alternative form of heo
2Middle Englishyayes, yea
3Old Englishġēayes, yea; district, region; yea, yes
4Proto-West Germanicyes; thus, so
5Proto-Germanicjayes; thus, so
6Proto-Indo-Europeanalready

via Old English ēow

StepLanguageWordMeaning
1Old EnglishēowWo!, Alas!; sheep
2Proto-West Germaniciwwiz
3Proto-Germanicizwizaccusative/dative/instrumental of *jūz
4Proto-Germanic*jūz
5Proto-Indo-European*yúHsyou (plural)

Words derived from “yo

Every word from Proto-Indo-European túh₂
yo — Etymology, Origin & Word History | Etymology Explorer