oblivion
/əˈblɪvɪən/noun
The condition of being completely forgotten, or of noticing nothing around you.
Example sentences
- “Many silent films have slipped into oblivion, their reels lost forever.”
- “He drank himself into oblivion after losing the match.”
'Fade into oblivion' covers the forgotten sense; 'bombed into oblivion' shows it can also mean total destruction.