-ओ-

Borrowed from Classical Persian و (u), from Middle Persian 𐭠𐭥𐭣 (ʾʿd /⁠ud⁠/), 𐭠𐭥 (ʾʿ /⁠u⁠/), from Old Persian 𐎢𐎫𐎠 (u-t-a /⁠utā⁠/, “and”), from Proto-Indo-Iranian *(H)utá, from *(H)u, from Proto-Indo-European *h₂u.

• (Delhi) IPA^(key): /oː/

-ओ- • (-o-)

1. (in Perso-Arabic words) links terms with the meaning of "and"

   होश (hoś) + -ओ- (-o-) + हवास (havās) → होशोहवास (hośohavās), होश-ओ-हवास (hoś-o-havās)

• McGregor, Ronald Stuart (1993) “-ओ-”, in The Oxford Hindi-English Dictionary, London: Oxford University Press, page 146