Where does “Jo” come from?

Jo (English) comes from Scots jo, from Middle English joye, from Old French joie, from Latin gaudia, from Latin gaudium, from Latin -ium, from Latin -ius, from Proto-Italic -jōs — Creates adjectives from noun or verb stems.

Ancestry of “Jo”, step by step

Jo traces back through 3 separate lines of ancestry.

via Scots jo

StepLanguageWordMeaning
1Scotsjojoy
2Middle Englishjoyejoy; elation; gaiety
3Old Frenchjoiejoy; Alternative form of jouel
4Latingaudianominative plural of gaudium; accusative plural...
5Latingaudiumjoy, delight
6Latin-iumSuffix used to form abstract nouns, sometimes...
7Latin-iusforming adjectives from nouns; nominative neuter...
8Proto-Italic-jōsForms comparative adjectives
9Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English Joe

StepLanguageWordMeaning
1EnglishJoeA male; a guy; a fellow
2EnglishjosephA woman's riding habit worn in the 18th century...
3Hebrewיוֹסֵףshall add

via Japanese

StepLanguageWordMeaning
1Japanesestaff, stick, walking stick, cane, stave, strove,...
2Middle Chinese

Words derived from “Jo

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