Play word 物心が付く 物心が付く ものごころがつく to become old enough to understand what's going on around oneself (of a child, etc.)
Play word 物日 物日 ものび day on which prostitutes had to receive clients (or pay their own fee to avoid doing so)
Play word 物名 物名 ぶつめい acrostic poem in which consecutive morae form the disguised name of an animal, plant, place, etc.
Play word 物名歌 物名歌 ぶつめいか acrostic poem in which consecutive morae form the disguised name of an animal, plant, place, etc.
Play word 物理学校 物理学校 ぶつりがっこう (former Tokyo) College of Science (since 1951 Tokyo University of Science)