河和: a place name in Aichi, Japan

講話: lecture / 講和, 媾和: peace, reconciliation / 高話: respectful term for what another person says

事項: item, matter / 時効: statute of limitations / 時候: time of year / 時好: fad / 耳垢: earwax / 自公: Liberal Democratic Party and Komeito / 自工: automobile industry / 耳孔: earhole / 耳腔: inside the ear

小太郎, 孝太郎, 鼓太郎, 康太郎, 光太郎, 功太郎, 浩太郎, 耕太郎: a male given name / 幸太郎, 誇太郎, 晃太郎, 興太郎, 浩太朗: a male given name

高度: height / 硬度: hardness / 光度: light intensity / 黄土: (geology) loess; ochre (earth pigment) / 荒土: wasteland

興亜: Asia development

公安: public safety / 公案: koan / 考案: device; plan, scheme

考案: to design, to invent; to devise, to develop, to think up

civics

Kyūjitai form of 酵素学