(physical or folk belief) preventing or protecting against fires

idea, invention

相槌, 相鎚: hammer man to a swordsmith / 相槌: customary signals made during a conversation to indicate comprehension or attentiveness

同性愛: homosexuality, homosexual love

塵埃: dust, dirt, this drab world / 仁愛: benevolence, charity, love

合鍵: duplicate key, master key

純愛: pure love

愛息: one's son

最愛: beloved, emotionally close, dear

最愛: to be beloved, to be close, to be dear