Unmemorable
Part of speech: adjective
Definition: Not memorable
Forgettable
Part of speech: adjective
Definition: Easily forgotten.
Unmemorable as an adjective is not memorable while Forgettable as an adjective is easily forgotten.
Part of speech: adjective
Definition: Not memorable
Part of speech: adjective
Definition: Easily forgotten.
We hope you now know whether to use Unmemorable or Forgettable in your sentence.