|There are 52 duplicate words in “HuangDiNeiJingSuWen”『黃帝內经素问』), and among them, 冥冥 appeares 10 times, 洒洒, 6 times, 浑浑, 累累 are respectively 4 times, 瞿瞿, 闵闵, 绵绵, 惕惕, 喘喘, 辟辟, 忽忽, 愠愠. 循循, 员员, 熇熇 are twice each, and 溃溃, 汨汨, 凶凶, 泛泛, 厌厌, 聂聂, 招招, 责责, 蠕蠕, 徐徐, 䀮䀮, 乌乌, 稷稷, 溶溶, 淡淡, 澹澹, 漉漉, 暍暍, 苍苍, 眴眴, 濯濯, 介介, 陰陰, 时时, 默默, 漯漯, 几几, 溯溯, 焞焞, 膨膨, 嘻嘻, 惋惋, 窈窈, 昭昭, 借借, 悒悒, [雩+重][雩+重], all of them are used only once.
Duplicate words have the role of subject as 溃溃, 汨汨, 瞿瞿, 累累, 喘喘, 厌厌, 聂聂, 辟辟. Some are predicates like 凶凶, 惕惕, 泛泛, 累累, 招招, 辟辟, 愠愠. 责责, 蠕蠕, 徐徐, 䀮䀮, 循循, 溶溶, 员员, 淡淡, 熇熇, 暍暍, 苍苍, 眴眴, 濯濯, 介介, 几几, 焞焞, 膨膨, 嘻嘻, 惋惋, 窈窈, 借借, 悒悒, [雩+重][雩+重]. There are objects such as 冥冥, 乌乌, 稷稷, 昭昭. There are attributives like 闵闵, 熇熇, 漉漉,; adverbial modifiers as 绵绵, 浑浑, 洒洒, 忽忽, 澹澹, 阴阴, 时时, 默默, 漯漯, 泝泝
The meaning of duplicate words is basically the ‘shape of pulse’ or the ‘symptom of illness’.