- 何 adverbwhy(literary) why; how
- 乐 樂 adjectivehappyhappy; cheerful; joyful; glad to do something
- 不 adverbnotNegative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings
- 为 為 verbto doto do; to make; to act; to govern; to manage