Commonplace

Part of speech: noun (n.)

1. An idea or expression wanting originality or interest; a trite or customary remark; a platitude.

2. A memorandum; something to be frequently consulted or referred to. Whatever, in my reading, occurs concerning this our fellow creature, I do never fail to set it down by way of commonplace. Swift. Commonplace book, a book in which records are made of things to be remembered.

Part of speech: verb (v.)

To enter in a commonplace book, or to reduce to general heads. Felton.

Part of speech: verb (v.)

To utter commonplaces; to indulge in platitudes. [Obs.] Bacon.

Part of speech: adjective (a.)

Common; ordinary; trite; as, a commonplace person, or observation.