御三時[osanji] three-o'clock snack
三鞭酒[shanpen] champagne
球面三角法[kyuumensankakuhou] spherical trigonometry
胸三寸[munesanzun] heart
元三[ganzan] New Year's period (January 1st to 3rd)

五十三次[gojuusantsugi] the 53 Toukaidou stages
向こう三軒[mukousangen] one's next three neighbors
降三世明王[gouzanzemyouou] Trailokyavijaya Vidya-raja
再三[saisan] again and again
再三再四[saisansaishi] repeatedly

雄羊[ohitsuji] ram
牡羊座[ohitsujiza] Aries (constellation)
野羊[yagi] goat
山羊座[yagiza] Capricornus (constellation)
牧羊[bokuyou] sheep farming

牧羊者[bokuyousha] sheep breeder
羊飼い[hitsujikai] shepherd
羊頭狗肉[youtoukuniku] using a better name to sell inferior goods
羊肉[youniku] mutton