1) Deformity 2) It might support a bath tub 3) Malformation 4) Misshapenness 5) Pes cavus 
A condition of the foot characterised by hyperextension at the metatarsophalangeal joint and flexion at the interphalangeal joints, as a fixed contracture. ... (05 Mar 2000) ... 
(klaw´foot) a high-arched foot with the toes hyperextended at the metatarsophalangeal joint and flexed at the distal joints.
A deformity of the foot caused by paralysis of the muscles.
Type: Term Pronunciation: klaw′fut Definitions: 1. A condition of the foot characterized by hyperextension at the metatarsophalangeal joint and flexion at the interphalangeal joints, as a fixed contracture.
[n] - a deformity of the foot characterized by an abnormally high arch and hyperextension of the toes which gives the foot the appearance of a claw
pes cavus noun a deformity of the foot characterized by an abnormally high arch and hyperextension of the toes which gives the foot the appearance of a claw