The Proto-Indo-European word *suh₁-
Word *suh₁-
Meaning swine, pig
See also Euphratic: *šah ‘pig’
Old Norse: svín ‘swine, pig’
Synonyms *keul-

Comments
Eng. sū/sow, Ltv. sivēns, Russ. svin, Skr. sūkara, Alb. thi, Gk. hus, Gm. sū/Sau, Toch. --/suwo, Ir. socc/, Welsh hwch, Polish świnia, Lat. sūs, Umbrian sif, ON sýr, Goth. swein, Av. hū

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’, *k̂won- (nom. k̂wōn, gen. k̂un-ós) ‘dog’, *kapro- ‘goat’, *leh₃p- ‘cow’, *márkos ‘horse’, *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’, *k̂(u)wōn ‘dog’, *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’