calles is a form of:

Soviet



noun
1.
(An elected council in the U.S.S.R. Soviet) សូវៀត (ក្រុមប្រឹក្សា​ប្រតិភូ​កម្មករ​កសិករ​នៅ​ស្រុក​រុស្សី) (of the Soviet Union. a soviet or soviets, of or connected with the Soviet Union. -Soviets the governing officials or the people of the Soviet Union) នៃសហភាពសូវៀត
2.
សូវៀត, នៃសហភាពសូវៀត