The word 无敌 is formed through the direct and logical combination of two conceptual characters: 无 (wú), meaning "without" or "to lack", and 敌 (dí), meaning "enemy", "foe", or "match". When placed together, they create a compound idea that is more than the sum of its parts, representing the state of "having no enemy" or "without a match". This formation follows a classical pattern of negation-plus-noun to express an absolute quality, conceptually picturing an entity or condition so supreme that it exists in a realm beyond any conceivable opposition or equal, hence conveying the meaning of "invincible" or "unrivalled".