宏作: a male given name / 幸作: a male given name

地溝: graben / 地窖: hole dug in the ground, cellar / 治効: treatment efficacy / 知巧, 智巧: ingenuity / 知行: knowledge and action / 恥垢: smegma / 遅効: delayed effect

知行: a male given name

公祐, 亘佑, 孝介, 功亮, 弘祐, 康介, 幸亮, 浩輔: a male given name / 光介, 功祐, 工介, 昂輔, 浩扶: a male given name

効果的: effective

公定: official rate, official price (Verb: ～する (rōmaji -suru)) / 公庭: imperial court / 公廷: ^([definition?]) / 公邸: official residence / 功程: ^([definition?]) / 孝悌: filial piety and fraternal duty

後遺症: aftereffect of a disease

犯行: criminal act / 反抗: opposition / 反攻: counteroffensive / 版行: publishing / 藩校: Han school / 藩侯: feudal lord

分光: a spectrum / 分校: a branch school, a satellite campus / 文公: Duke Wen of Jin (晋文公, Jìn Wén Gōng, 697–628 BCE), a leader of the kingdom of Jin (晉 / 晋) during China's Spring and Autumn Period

分光: to divide light into a spectrum / 聞香: to smell a fragrance