adjective/ɑ̃.fi.pʁɔ.tik/
amphiprotic
Etymology tree Proto-Indo-European *h₂ent- Proto-Indo-European *-s Proto-Indo-European *h₂énts? Proto-Indo-European *h₂m̥bʰi Ancient Greek ἀμφίς (amphís)lbor. French amphi- French proton Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -ique Middle French -ique French -ique French amphiprotique From amphi- + proton + -ique.