Where does “ristiallergia” come from?

ristiallergia (Finnish) comes from Finnish allergia, from German Allergie, from Ancient Greek ἄλλος, from Ancient Greek κρίνω, from Proto-Hellenic kríňňō, from Proto-Indo-European krinyéti, from Proto-Indo-European krey- — to sift, separate, divide.

ristiallergia (Finnish): cross allergy

Definitions

  1. cross allergy

Ancestry of “ristiallergia”, step by step

ristiallergia traces back through two separate lines of ancestry.

via Finnish allergia

StepLanguageWordMeaning
1Finnishallergiaallergy
2GermanAllergieallergy
3Ancient Greekἄλλοςother, another, different, else; in combination...
4Ancient GreekκρίνωTo separate, divide, part, distinguish between...
5Proto-Hellenickríňňō
6Proto-Indo-Europeankrinyéti
7Proto-Indo-Europeankrey-to sift, separate, divide

via Finnish Risti

StepLanguageWordMeaning
1FinnishRisticross
2Finnish-iäinenFront vowel variant of -iainen
3Finnish-inen-like, -ous, -y; -en; Creates adjectives from...
4Finnish-uusForms nouns from adjectives, expressing a quality
5Proto-Finnic-uc-ness, -hood
Every word from Proto-Indo-European krey-Every word from Proto-Indo-European krinyétiEvery word from Proto-Hellenic kríňňō