Could you please explain the difference between these words to me? All four words imply to me that a person reaches a conclusion after thinking for some time. The process of thinking involves logic and thinking about known facts, etc. However, according to www.learnersdictionary.com, there is a difference between these words.

https://www.learnersdictionary.com/definition/c...

https://www.learnersdictionary.com/definition/r...

https://www.learnersdictionary.com/definition/i...

https://www.learnersdictionary.com/definition/d...