overtimid
/ˈoʊvərˌtɪmɪd/
adjective
- Excessively shy, hesitant, or lacking in confidence; more timid than is usual or appropriate.
- The overtimid student never raised his hand in class, even when he knew the answer.
- Being overtimid can prevent you from making new friends and trying new things.
- Her overtimid approach to negotiations caused her to lose the deal.