confederational
adj/kənˌfɛ.dəˈɹeɪ.ʃə.nəl/
Etymology From confederation + -al.
1
Relating to a confederation.
- The confederational framework has been more subject to change[…].1981, Michael E. Bonine, Nikki R. Keddie, Modern Iran Dialectics, SUNY Press, →ISBN, page 161: