天天，猜一个字（）

天天，猜一个字（）

The riddle "天天，猜一个字" plays on the repetition of the character "天" (tiān, meaning "day"). In Chinese character construction, repeating a character often forms a new one with related meaning. Here, "天天" (two days) is visually represented by stacking two "日" (rì, also meaning "day") characters vertically, creating the character "昌" (chāng). Though "天" and "日" have distinct meanings, they both denote time-related concepts, making this a clever substituti