a person who is inclined to worryshe's a mother—being a worrier is part of the job description
she's a mother—being a worrier is part of the job description
handwringer, nervous Nellie(or nervous Nelly), worrywart
defeatist, fatalist, pessimist
nervous wreck
optimist, Pollyanna
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。