交際:

公債: / 交際: / 光彩: / 後妻: / 虹彩: iris / 校債: / 高才: / 高裁: / 鉱滓: / 口才: / 交差位: a sex position in which both partners' legs are interlocked

アメ公: (ethnic slur) an American person, Yankee.

背向: disobeying and obeying / 背甲: the shell of a turtle or tortoise / 廃坑, 廃鉱: an abandoned mine / 配光: the distribution of light around a room

廃坑, 廃鉱: to abandon a mine / 廃校: to close a school / 廃興: to fall and rise

厚顔: impudence, audacity / 紅顔: rosy cheeks / 睾丸: testicles

興奮, 昂奮, 亢奮: be excited, be stimulated, be agitated, be aroused

口吻: way of speaking, intimation / 公憤: / 紅粉: powdered rouge / 香粉: / 黄吻: / 興奮, 昂奮, 亢奮: excitement, stimulation, agitation, arousal

後背位: doggy style

更迭: to reshuffle