1. quadrimulus — de Vaan
quadrimulus 'only four years old' (PI.). Pit *xiem- 'winter', *xeim-r-ino- 'wintry', *-χίηι-ο- '« winters old*. PIE *gheiom, *ghiem-m, *ghim-os 'winter'; loc.sg. *gheim-en? IE cognates: Olr. goim, Gaul, giamoni, giamon, giomo, giam, gia (Coligny), OW gaem, MW gaeaf, OCo. goyf, OBret g(u)oiam, Bret, goanv 'winter* < PCt *giem-i-, Olr. gaimred, W. — [de Vaan, s.v. quadrimulus, p. 298]