Characterised by cliches or platitudes.(adjective)
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Use "platitudinous" in a sentence
"Here's hoping that he learns from his mistakes, that he remembers that practice makes perfect and that he keeps that kind of platitudinous thinking out of his next effort."
"I think she has to come back to the country and voters in Ohio and Texas and beyond in a more emotional way, reconnect with them emotionally, not come out and give these kind of platitudinous kind of speech she gave."
"But this advantage also can be a disadvantage: Missteps such as platitudinous morality, piety, and cant are simply of no interest to such readers."