Where does “ninong” come from?

ninong (Bikol Central) comes from Tagalog ninong, from Tagalog -ng, from Spanish -ín, from Latin -īnus, from Proto-Italic -īnos, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

Ancestry of “ninong”, step by step

StepLanguageWordMeaning
1Tagalogninonggodfather
2Tagalog-ngEnclitic suffix equalling to "na" after words...
3Spanish-ínchico + -ito → chiquito + API → chiquitín
4Latin-īnusof or pertaining to; -ine
5Proto-Italic-īnosof/belonging to
6Proto-Indo-European-iHnosCreates adjectives of materials
7Proto-Indo-European-no-adjectival suffix
Every word from Proto-Indo-European -no-