snag

A rough, sharp, or jagged protuberance, as.

A dead or partly dead tree that is still standing.

A tree or a part of a tree that is sunken in or protrudes above a body of water and is a danger to navigation.

A snaggletooth.

A short or imperfectly developed branch of a deer’s antler.

A break, pull, or tear in fabric.

An unforeseen or hidden obstacle or difficulty.

To tear, break, hinder, or destroy by or as if by a snag.

To catch or obtain quickly or unexpectedly.

To free of snags.