commonplace

Concise Oxford English Dictionary © 2008 Oxford University Press:
commonplace/ˈkɒmənpleɪs/

▶adjective not unusual; ordinary.

■ not interesting or original; trite.

▶noun

• 1 a usual or ordinary thing.

  ■ a trite saying or topic.

• 2 a passage copied into a commonplace book.

– derivatives
commonplaceness noun.

– origin C16: translation of L. locus communis, rendering Gk koinos topos ‘general theme’.