Unexceptional (adjective)

Not exceptional; average or ordinary.

Origin:

From un- + exceptional.

Examples:

1. The unexceptional performance was not memorable.
2. The unexceptional appearance of the building was unremarkable.
3. The unexceptional taste of the food was not noteworthy.
4. Many unexceptional things go unnoticed or unappreciated.
5. The unexceptional person was easily forgotten.