←
Middle Armenian գոսակ (cognate)←
Armenian քոսակ (cognate)←
Old Georgian კოსაკი (cognate)←
Old Armenian կոյս (cognate)→
Georgian ქოსა (derived)→
Macedonian ќос (derived)→
Ottoman Turkish كوسه (borrowed)→
Serbo-Croatian ćosav (derived)→
Serbo-Croatian ћосав (derived)