Proto-Indo-European Roots

Root/Stem: *gwhen-
Meaning:  to beat
Hellenic Greek thein 'I beat', phonos 'murder'
Italic Latin d-fend 'I defend'
Celtic Common Celtic *gon 'I wound' >
Old Irish gonim 'I beat', Irish gonadh 'wounding', Scottish gon 'to wound'
Indic Sanskrit hanti 'he kills'
Iranian Avestan jainti 'he beats', Old Persian ajanam 'I chased'
Anatolian Hittite kwen- 'to kill', Lydian qn 'to kill'
Armenian Armenian gan 'beating', jnem 'I beat'
Balkan Old Macedonian danos 'death', dann 'murderer';
Albanian gjanj 'I chase', gjah 'hunt'
Germanic Common Germanic *gandaz 'a stick', *gundiz 'struggle' >
Old Icelandic gandr 'a stick', gunnr 'struggle', Old English g 'struggle', Old Saxon gdea, Old High German gund 'military'
Baltic Lithuanian genu 'I chase', ginti 'to chase', Latvian dzenu 'I defend', dzit 'to defend', Old Prussian guntwei 'to chase', gunnimai 'we chase'
Slavic Common Slavic *gnati 'to chase', *z'eno. 'I chase' >
Russian gonju 'I chase', Ukrainian gnati 'to chase', zhenu 'I chase', Serbo-Croatian gnati 'to chase', Czech hnati, Polish gnac', Upper Sorbian hnac'
Notes: This root seems to be very ancient, inherited from the times when Indo-Europeans were still hunters: the original meaning of it was obviously 'to chase wild animals, to hunt'. Some languages made derivatives from it to denote weapons for hunting.