The word "overdelicate" refers to something that is excessively or overly sensitive and fragile. There are several synonyms to describe such a condition. For instance, the word "fragile" implies weakness and vulnerability. "Fussy" is another common synonym that describes behavior that is excessively sensitive and over-critical. "Finicky" describes someone who is excessively particular about small details. "Prissy" indicates a high-minded or overly fastidious attitude. "Delicate" implies a person or thing that is easily damaged or broken. "Hypersensitive" is a term that describes someone whose emotions are easily hurt. Overall, there are many synonyms for "overdelicate" that help describe someone who is excessively sensitive and fragile.