→
Belarusian час (inherited)→
Bulgarian час (inherited)→
Old Church Slavonic часъ (inherited)→
Lower Sorbian cas (inherited)→
Upper Sorbian čas (inherited)→
Macedonian час (inherited)→
Old East Slavic часъ (inherited)→
Polish czas (inherited)→
Old Prussian kīsman (cognate)→
Romanian ceas (cognate)→
Russian час (inherited)→
Serbo-Croatian час (inherited)→
Serbo-Croatian čas (inherited)→
Slovene čas (inherited)→
Albanian çast (derived)→
Albanian kohë (cognate)→
Ukrainian час (inherited)→
Old Polish czas (inherited)→
Slovincian čȧ̃s (inherited)