His talk was completely nonsense.

This discussion is completely meaningless.

His meaningful gaze made me uneasy.

He is majoring in semantics at university.

His words were profound, which made me think.

He was hesitant to start a new business, but I encouraged him by saying, 'There is a danger of tragedy in any attempt.'

She is beautiful like a peony when she stands, a peony when she sits, and a lily when she walks.