Where does “Mexicasian” come from?

Mexicasian (English) comes from English Mexican, from Czech -an, from Old Czech -ěnín, from Proto-Slavic -janinъ, from Proto-Slavic -inъ, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

Mexicasian (English): Of or relating to both Mexico and Asia (particularly East/South and Southeast Asia); having both Mexican and Asian characteristics

Definitions

  1. Of or relating to both Mexico and Asia (particularly East/South and Southeast Asia); having both Mexican and Asian characteristics

Ancestry of “Mexicasian”, step by step

Mexicasian traces back through two separate lines of ancestry.

via English Mexican

StepLanguageWordMeaning
1EnglishMexicanA Mexica; an Aztec; The Nahuatl language; A...
2Czech-anForms nouns, including inhabitant names
3Old Czech-ěnínforms nouns, including inhabitant names
4Proto-Slavic-janinъCreates male dweller terms from toponyms or place...
5Proto-Slavic-inъ-ine; Creates singulatives, mostly with...
6Proto-Indo-European-iHnosCreates adjectives of materials
7Proto-Indo-European-no-adjectival suffix

via English Asian

StepLanguageWordMeaning
1EnglishAsianA person from the continent of Asia; A person...
2LatinAsianusAsian
3Ancient GreekἈσιανόςan inhabitant of Anatolia; an Anatolian
4Ancient Greek-νόςAlternative form of -νος
5Proto-Indo-Europeandʰeh₁-to do, put, place
Every word from Proto-Indo-European -no-