1. in a way that cannot be named or identified; without a name
2. in a way that is too terrible or awful to describe
Usage: literary

Examples

• The victims were buried namelessly in unmarked graves.
• She felt namelessly anxious about the upcoming meeting.
• The horror of war affected him namelessly.
• The ancient artifact sat namelessly in the museum’s storage room.
• He wandered namelessly through the crowded streets.
• The disease spread namelessly through the population.