Where does “erotosexual” come from?

erotosexual (English) comes from English erotic, from French érotique, from Latin erōticus, from Ancient Greek ἐρωτικός, from Ancient Greek -ικός, from Ancient Greek -κός, from Proto-Indo-European -ḱos — -y, -ic.

erotosexual (English): Both erotic and sexual

Definitions

  1. Both erotic and sexual

Ancestry of “erotosexual”, step by step

erotosexual traces back through two separate lines of ancestry.

via English erotic

StepLanguageWordMeaning
1EnglisheroticRelating to or tending to arouse sexual desire or...
2Frenchérotiquesensual, erotic
3Latinerōticuserotic
4Ancient Greekἐρωτικόςrelated to love, erotic; amorous
5Ancient Greek-ικόςof or pertaining to, in the manner of; -ic
6Ancient Greek-κόςforms adjectives with the sense of 'of or...
7Proto-Indo-European-ḱos-y, -ic

via English sexual

StepLanguageWordMeaning
1EnglishsexualArising from the fact of being male or female;...
2Latinsexuālissexual
3Latinsexusdivision; sex; gender
4Proto-Italicseksus
5Proto-Indo-Europeanséksus
6Proto-Indo-Europeansek-to cut, cut off, sever
Every word from Proto-Indo-European -ḱosEvery word from Ancient Greek -ικόςEvery word from Ancient Greek -κός