Deform (verb)

1. To change the shape or appearance of something, usually in a negative way.
2. To disfigure or mutilate someone or something.
3. To impair the function or character of something.
4. To deviate from a normal or natural shape or form.
5. To cause someone or something to become abnormally shaped or formed.

Origin:

From latin 'deformare', from 'de-' meaning 'away' and 'formare' meaning 'to form'.

Examples:

1. The accident left him with a deformed hand.
2. The disease deformed his spine.
3. The factory's pollution deformed the trees.
4. The artist used various techniques to deform the sculpture.
5. The mutation caused the fish to be deformed.