vapid

She is too vapid and immature (and untalented) to pull off something really seductive.

Was it tough to make these inherently vapid, Valley Girl-ish characters be compelling onscreen?

Grand language wrapped around a thin message produces only vapid blather.

You pretty much can't get a better absurdist parody of politicians' vapid sure-is-nice-to-be-here patter than that.

The water, too, had become very mawkish and vapid, and there was scarcely any tea left; what remained was used up that evening.

He picked up his "Enquirer," but the political news was stale and vapid: the "Whig" was tried with no better success.

There is no gilt, no mock modesty in his style; there is to vapid sentimentalism in the ideas he expounds.

I would not barter one hour of such thoughts—chimerical though they may be—for ten years of this vapid, surface life.

For the first time he did not admire it very much; for the first time he found it a trifle soulless and vapid.