Where does “whereinto” come from?

whereinto (English) comes from English where, from Middle English wher, from Old English hwǣr, from Old English -a, from Proto-Germanic -ō, from Proto-Germanic -ô, from Proto-Indo-European -ō — Derives nouns from roots.

whereinto (English): Into which

Definitions

  1. Into which

Ancestry of “whereinto”, step by step

whereinto traces back through two separate lines of ancestry.

via English where

StepLanguageWordMeaning
1EnglishwhereWhile on the contrary; although; whereas; At or...
2Middle Englishwherwhere
3Old Englishhwǣrwhere
4Old English-aEnding forming adverbs; nominative masculine...
5Proto-GermanicCreates feminine nouns from roots and stems
6Proto-Germanic-ly; Forms agent nouns, often from the zero-grade...
7Proto-Indo-EuropeanDerives nouns from roots

via English into

StepLanguageWordMeaning
1EnglishintoTo or towards the inside of; To or towards the...
2Middle Englishin-tointo
3Old Englishintōinto
4Old Englishinin; Alternative form of inn
5Proto-West Germanic*in
6Proto-Germanicinin; into
7Proto-Indo-Europeanénin
Every word from Proto-Indo-European