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The character "燠" is a phono-semantic compound consisting of the semantic component 火, denoting fire or heat, and the phonetic component 奥, which guides its pronunciation. Etymologically, this structure aligns with its core meaning of warmth or heat, particularly in reference to climatic conditions as documented in early Chinese literature. Over time, while its fundamental sense of warmth has remained, the character's usage has become more specialized, now appearing primarily in literary or formal contexts rather than in everyday language.
Etymology Hide
