What was to be done with a genius so unstable, so erratic?

I am not so erratic as I appear; don't think it.

Part of it is that the decision-making has seemed so erratic and opaque.

It is complete stupidity, so the market tanks because it is so erratic.

You humans are so hasty, so erratic. He blinked and gave a short bow.

I figured out why he was so erratic, that's all.

It was so difficult working with Levine; he was so erratic, you never knew what to expect.

But why is one market so erratic, and the other seen as a benchmark for high performance?

Piggott's behaviour when he was being questioned had been so erratic that he was arrested at once.

He is so erratic that he can be adduced as authority by both sides to a controversy.

Momentum is so erratic in Ulster that it is easy to forget Cavan were All-Ireland quarter-finalists two seasons ago.

Johnson, despite a five-wicket haul in the first innings, has an action so erratic that he's prone to inconsistency.

They doubtless had reason, so erratic was the wanderer whom I had first consciously seen through Lake George fog.

Maybe not so erratic.

Because his lodger's behaviour was so erratic, the landlord had given this information to the police only after he had left.

The Severn tides, too, were so erratic that there was never any knowing when the ferry-boat would be able to start.