1. spoke or wrote in a dull, unoriginal, or trite manner; expressed platitudes
Usage: past tense and past participle of platitudinize; formal or literary

Examples

• The politician platitudinized about family values without offering any concrete policy proposals.
• She platitudinized throughout the entire speech, repeating the same worn-out phrases.
• Instead of engaging with the difficult question, he platitudinized about the importance of hard work.
• The critic complained that the author platitudinized rather than developed original ideas.
• During the panel discussion, several speakers platitudinized about progress and change.