Unmemorable (adjective)

Not noteworthy or striking enough to be remembered.

Origin:

The word "unmemorable" is formed by the prefix "un-" which means not, and the word "memorable" which means worthy of being remembered. together they form an adjective that means not worthy of being remembered.

Examples:

1. It was an unmemorable performance, I couldn't remember a single thing about it.
2. The party was unmemorable, it was dull and nothing interesting happened.
3. The movie was unmemorable, I didn't even remember the name of it a week later.
4. The book was unmemorable, I couldn't remember anything about it after I finished reading it.
5. The song was unmemorable, I couldn't remember any of the lyrics after the first listen.