However, this form seems to be a part of his being as he can change it at will.

One form of assistance would seem to be particularly helpful.

Suddenly a human form seemed to emerge from the dark wall.

Every other form of government assistance seems to come with a large stick.

The long, thin form of a man seemed to emerge from the steps.

The still form of the man who wasn't there seemed to watch.

His form seemed to heighten as he reached the step.

His form seemed like some motionless shadow against the wall.

That form of history seems to matter a great deal to him.

Otherwise, the form does not seem to have been particularly popular in earlier or later times.