The word 宁缺毋滥 is formed by sequentially combining four characters: 宁 (rather), 缺 (lack), 毋 (do not), and 滥 (excess). The first pair 宁缺 establishes a preference for shortage, and the second pair 毋滥 rejects superfluity, creating a direct structural contrast that conveys the meaning of choosing absence over poor abundance through literal lexical opposition.