worrywart
/ˈwɒriˌwɔːrt/Definitions
1. noun
A person who worries excessively about everything, often to the point of being annoying or frustrating to those around them.
“My friend’s husband is such a worrywart, he worries about everything from the economy to his health.”
2. verb
To be excessively anxious or concerned about something, especially in a way that is annoying or frustrating to others.
“Don’t be a worrywart, everything will work out fine.”
3. adjective
Given to excessive worrying or anxiety.
“He’s a worrywart type of person, always fretting about something.”