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

傍迷惑[hatameiwaku] nuisance to other people
傍焼き[okayaki] jealousy
傍目[okame] looking on from the side
近傍[kinbou] neighborhood
博引傍証[hakuinboushou] citing copious references

傍輩[houbai] comrade
傍らに[katawarani] beside
傍観[boukan] looking on
傍観者[boukansha] onlooker