platitudinarianism

Example:John has become quite a platitudinarian in his old age, spouting empty bromides daily.

Definition:A person who habitually or habitually expresses opinions or ideas in the form of empty, obvious, or commonplace remarks.

Example:His response to the question was extremely platitudinous, offering no new insights.

Definition:Expressing or characterized by platitudes, unoriginal or obvious statements.

Example:The speaker regaled the audience with a series of bromides about the importance of teamwork and perseverance.

Definition:A trivial and unoriginal statement; an obvious or sentimental remark.