The Collaborative International Dictionary
Amphictyonies
Amphictyony \Am*phic"ty*o*ny\, n.; pl. Amphictyonies. [Gr. ?.] (Grecian Hist.) A league of states of ancient Greece; esp. the celebrated confederation known as the Amphictyonic Council. Its object was to maintain the common interests of Greece.
Wiktionary
amphictyonies
n. (plural of amphictyony English)