afterthinker
/ˈæftərˌθɪŋkər/Definitions
1. noun
a person who thinks and reflects on their thoughts and feelings after an event or experience has occurred
“She was a thoughtful afterthinker who often analyzed her emotions after a difficult conversation.”
2. adjective
having the ability to reflect on one’s thoughts and feelings after an event or experience has occurred
“He was an introspective afterthinker who often needed time to process his emotions.”