kayak, n.Definitions

A Kayak is a hard-case water body bag

A Kayak is a big, bright shark lure.

A Kayak is a canoe for the friendless.

A Kayak is a giant water kazoo

A Kayak is a water-bike

A Kayak is a pretentious canoe

Kayak is both a standard palindrome and literally a palindrome: you can paddle it forwards or backwards