WordNet sense 1 (strained or wrenched out of normal shape):

twisted, contorted

WordNet sense 2 (so badly formed or out of shape as to be ugly):

deformed, malformed, misshapen, ill-shapen

WordNet sense 3 (not shapely; not well-proportioned and pleasing in shape):

unshapely

WordNet sense 4 (having an intended meaning altered or misrepresented):

perverted, misrepresented

WordNet sense 5 (not straightforward or candid; giving a false appearance of frankness):

artful, disingenuous