What is an example of the word connotation

if u mean concatenation then it means joining of two words. like your name and surname. eg:Jim and Wilson then it becomes Jim Wilson

Blue is a color, but it is also a word used to describe a feeling of sadness, as in: "She's feeling blue."

Explanation:

Connotation is the use of a word to suggest a different association than its literal meaning, which is known as denotation.