The Proto-Indo-European word *ĝhan-s
Word *ĝhan-s
Meaning goose

Comments
Gk. khun, Skr. haṃ sa, Lat. ānser, Ir. géiss/, Eng. gōs/goose, Russ. gus', Lith. žąsis, Ltv. zoss, Gm. gans/Gans, Old Prussian sansy, Goth. gansus, ON gás, Av. zā, Polish gęś, Pers. /ġāz

Other words that might be of interest
*ker-1, kor-, kr- ‘a kind of sound, crane, crow’, *kVr-C- ‘crow, raven’, *hₐn̥hₐti- ‘duck’, *h₂ewi- (nom. h₂ewi-s, gen. h₂wei-s) ‘bird’, *h₃or-no- ‘eagle’, *k̂órw-eh₂- ‘crow’, *ĝhy-~ĝyei- ‘bird of prey, kite?’, *hₐewei- ‘bird’, *wer- ‘crow’, *k̂yeino- ‘bird of prey, kite’, *pad- ‘duck, teal?’, *pipp- ‘young bird, nestling’, *(s)p(e)iko/ehₐ ‘bird, woodpecker’, *kap- ‘hawk, falcon’