"And if you choose to take a solid form again?"

And then suddenly the dark water next to the boat took on solid form.

However, in some cases its solid form is a mineral.

Yet in the last day his reluctance had taken on a clear and solid form.

He started after her, only to find his way blocked by a solid form.

After all, what could a ghost do to his solid form?

The sixteen hours allowed his solid form was running out.

At first it had been just a silly idea without solid form.

Any water was in solid form, lying on the bottom.

In its solid form it is usually found as crystals.