And where did this wave of peculiar behavior come from?

These are very hard to solve, and many times the systems have a peculiar behavior.

The deaf were considered to be especially selected by the gods because of their peculiar behavior.

Then he might be better able to puzzle out his wife's peculiar behavior, and ultimate aims.

I'm sure he has a good reason for his peculiar behavior.

For a time the peculiar behaviour of the girl excluded every other thought from my mind.

But under careful observation, they exhibited some very peculiar behavior.

The governor noticed his friend's peculiar behavior and commented on it.

It was peculiar behavior, for he seemed making some sort of a speech.

I don't know any way to increases the peculiar behavior of pure water.