köken: Etymology tree Proto-Indo-European *bʰel- Proto-Indo-European *(s)pel-der. Proto-Slavic *pólъ Old Polish pół Polish pół Polish pół- Polish metal Polish półmetal From pół- (“half”) + metal (“metal”).
köken: Etymology tree Esperanto metalo Ancient Greek -ο- (-o-)der. Latin -o- Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Latin -oīdēslbor. English -oidder. Esperanto -oido Esperanto metaloido From metalo (“metal”) +…