A platitude is a remark that is dullly obvious, overused, and lacks meaningful depth, often expressed as if it were insightful or profound. It tends to be a safe, generic statement that aims to comfort or placate but can feel shallow or trite. Details:

• Parts of speech: typically a noun (e.g., "That’s a platitude.").
• Connotation: generally negative when used to dismiss or oversimplify complex issues.
• Common examples: phrases like "Everything happens for a reason," "It is what it is," or "What doesn’t kill you makes you stronger."