一点儿

Let's be on the safe side and take more money than we think we'll need.

Give me some water to drink.

I don't have the faintest idea of what you are talking about/driving at.

She hasn't got a pennyworth of sense.

She's a bit short/on the short side.

There is not a grain of truth in your statement.

There is not an inch of room to spare.

feel a little cold

be utterly useless

not feel the least bit tired

not do a stitch of work

not have the faintest/slightest idea (of)

have no ambivalence at all; without any hesitation

be perfectly correct