Where does “anfictionia” come from?

anfictionia (Portuguese) comes from Ancient Greek ἀμφικτυονία, from Ancient Greek ἀμφί, from Ancient Greek ὀξύς, from Proto-Indo-European h₂eḱ- — sharp.

anfictionia (Portuguese): amphictyony

Definitions

amphictyony

Ancestry of “anfictionia”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ἀμφικτυονία	—
2	Ancient Greek	ἀμφί
3	Ancient Greek	ὀξύς	sharp, pointed; sharp, keen; quick, hasty, swift
4	Proto-Indo-European	h₂eḱ-	sharp

Every word from Proto-Indo-European h₂eḱ- →Every word from Ancient Greek ὀξύς →Every word from Ancient Greek ἀμφί →