Ordinary; commonplace or unremarkable, lacking notable features or distinction.
彼は平凡な生活を送っているが、幸せそうだ。
He leads an ordinary life, but seems happy.
その映画の筋書きは平凡だが、演技が素晴らしい。
The plot of that movie is ordinary, but the acting is excellent.
平凡であることを恥ずかしがる必要はない。
There is no need to be ashamed of being ordinary.