愛妾[aishou] beloved concubine
妾腹[shoufuku] illegitimate (e.g. born to a mistress)
妻妾[saishou] one's wife and mistress(es)
男妾[danshou] male paramour
妾出[shoushutsu] illegitimate (e.g. born to a mistress)

妾宅[shoutaku] house in which a mistress is kept
蓄妾[chikushou] keeping a mistress (concubine)
外妾[gaishou] foreigner's mistress
洋妾[youshou] Westerner's mistress

比律賓[firippin] Philippines
佳賓[kahin] good guest
貴賓[kihin] noble visitor
迎賓館[geihinkan] reception hall (esp. for visiting state dignitaries)
国賓[kokuhin] state guest

主賓[shuhin] main guest
正賓[seihin] guest of honor
来賓[raihin] guest
来賓席[raihinseki] visitor's seats
賓客[hinkyaku] guest of honour