unnoticed
adjectiveUK /ʌnˈnəʊtɪst/
US /ʌnˈnoʊtɪst/
Not seen or noticed by anyone.
The cat slipped into the room unnoticed.
RELATED WORDS
OTHER MEANINGS
2. Not given attention or recognition.
Her hard work went unnoticed for years.
3. Passing without being seen or caught.
He left the party unnoticed.
4. Failing to be observed because people were not paying attention.
The small mistake went unnoticed by the teacher.