The tiger is disappearing throughout much of its range and in some areas has already disappeared.

"Did she disappear of her own free will, or do you suspect abduction?"

He would have to completely disappear of course, but a plan was already forming in his devious mind.

Feel him walk away, disappear behind me and out of my sight.

"You think he disappeared of his own free will?"

And it was quite clear they were not going to disappear of their own volition.

They became the first two "disappeared" of the series.

It's taken me about a year to realize that the things I put down don't actually disappear of their own accord.

I hoped it was a phase, something that would disappear of its own accord.

He rolled over as the van raced away, disappearing toward the river and the bridge out of town.