He is too many other solid things, in addition to being a Star.

Can I make a golem from even less solid things?

There's this solid heavy thing I carry around with me.

His mind turned back to remember the other, more solid things he'd done on this trip.

This time, she didn't fight his hold, because he seemed the only solid thing in a world suddenly gone topsy-turvy.

I held on to Damian's hand like it was the last solid thing in the world.

Her love for it seemed the only solid thing under her feet.

Now it did not look like a solid thing at all.

It was, so far as he could see, the only solid thing there was.

One must pay in some way or other for such a solid thing as individual prestige.