etymologeek.com dictionary
English word between comes from English besmirch, Proto-Germanic *bi- (By, at; a general locative prefix.), English twain ((transitive) To part in twain; divide; sunder. (dated) two.), Proto-Germanic *twihnaz, Proto-Indo-European *dwó.

Between etymology history

Between detailed word origin explanation

Dictionary entryLanguageDefinition
besmirch English (eng) (transitive) To tarnish something, especially someone's reputation; to debase.. (transitive, literary) To make dirty; to soil.
*bi- Proto-Germanic (gem-pro) By, at; a general locative prefix.
twain English (eng) (transitive) To part in twain; divide; sunder. (dated) two.
*twihnaz Proto-Germanic (gem-pro)
*dwó Proto-Indo-European (ine-pro)
*twīhaz Proto-Germanic (gem-pro)
*dwino- Proto-Indo-European (ine-pro)
*twīhnaz Proto-Germanic (gem-pro) Double. Two each.
*twinaz Proto-Germanic (gem-pro) Double, two each Twin.
twinn Old English (ang)
betwēonum Old English (ang)
betwene Middle English (enm)
between English (eng) Combined (by effort or ownership).. Done together or reciprocally.. In the position or interval that separates (two things), or intermediate in quantity or degree. (See the Usage notes below.). In transit from (one to the other, or connecting places).. One of (representing a choice).. Shared in confidence. A kind of needle, shorter than a sharp, with a small rounded eye, used for making fine [...]

Words with the same origin as between

Descendants of *bi-
about and because become before begin beginning behold believe belong below beware beyond bizarre bless bout but butt by bye for nearby nor whereabouts