inexpungeable
/ˌɪnɪkˈspʌndʒəbəl/
adjective
- Impossible to erase, remove, or blot out.
- The memory of that day left an inexpungeable mark on her heart.
- His contribution to the project was inexpungeable and would be remembered forever.
- The ink stain proved inexpungeable, even after repeated washing.
Synonyms