UNEXCEPTIONAL

unexceptional, run-of-the-mine, mine run, run-of-the-mill, undistinguished

(adjective) not special in any way; lacking distinction; “run-of-the-mill boxing”; “your run-of-the-mine college graduate”; “a unexceptional an incident as can be found in a lawyer’s career”

Source: WordNet® 3.1

Etymology

Adjective

unexceptional (comparative more unexceptional, superlative most unexceptional)

Not exceptional.

Synonyms: mundane, plain

Antonym: exceptional

Source: Wiktionary