The Proto-Indo-European word *k̂won- (nom. k̂wōn, gen. k̂un-ós)
Word *k̂won- (nom. k̂wōn, gen. k̂un-ós)
Meaning dog
See also Linear B: ku-na-ke-ta-i ‘hunter’
Armenian: šun ‘dog’
C. Luwian: *zu-wa-ni ‘dog’
Proto-Anatolian: *k̂won ‘dog’
Synonyms *k̂(u)wōn

Comments
Lat. canis, Gk. kuōn/, Arm. šun, Phryg. kunes, Toch. ku/ku, Gaul. cuna, Eng. hund/hound, Skr. śvan, Av. spā, Russ. suka, Polish suka; kundel(?), Gm. hunt/Hund, Kashmiri hūn, Lith. šuo, Ltv. suns, Old Prussian sunis, Thrac. dinu-, Goth. huns, ON hundr, Welsh ci, Ir. cū/cú, Hitt. śuwanis, Lyd. kan-, Dacian kinu-, Alb. shakë, Pers. /sag

Other words that might be of interest
*dhóhaus ‘to press, wolf’, *dhau-kos ‘wolf’, *gʷōus ‘cow, bull’, *ghaidos ‘goat’, *h₁eperos ‘boar’, *h₁er- ‘goat’, *h₁ék̂wos ‘horse’, *h₂ŕ̥tk̂os ‘bear’, *hₐegʷhnos ‘lamb’, *hₐeiĝs ‘goat’, *h₃owi- (nom. h₃owi-s, gen. h₃ewy-ós) ‘sheep’, *kapro- ‘goat’, *leh₃p- ‘cow’, *márkos ‘horse’, *suh₁- ‘swine, pig’, *wlkʷ-o- ‘wolf’, *díks ‘goat’, *h₁eĝh- ‘cow’, *h₁eri- ‘sheep, goat’, *h₂ówis ‘sheep’, *koĝhéhₐ- ‘goat’, *tauros ‘aurochs, bull’, *twork̂ós ‘boar’, *uk(w)sēn- ‘ox’, *wok̂éhₐ- ‘cow’, *(y)ebʰ- ‘elephant’, *wr̥h₁ēn ‘lamb’, *li(w)- ‘lion’, *lohapo- ‘cow’, *mendyos ‘horse’, *moisós ‘sheep, ram, fleece, skin’, *perd- ‘lion, panther’, *(s)k̂egos ‘sheep, goat’, *ĝhéyos ‘horse’, *wailos ‘wolf’, *wl̥kʷos ‘wolf’