COP - To (be forced to) take; to receive; to shoulder; to bear, especially blame or punishment for a particular instance of wrongdoing.
KIT - A circular wooden vessel, made of hooped staves.
PIT - A hole in the ground.
POT - A vessel used for cooking or storing food.
TIP - A particular arena or sphere of interest; a front.
TOP - That part of an object furthest away in the opposite direction from that in which an unsupported object would fall.
OPT - To choose; to select.
PIC - A picture, especially a photographic image.
TIC - A local and habitual convulsive motion of certain muscles.
KOI - Ornamental domesticated varieties of the common carp, Cyprinus carpio, of Japan and eastern Asia with red-gold or white coloring.
PICK - A tool used for digging; a pickaxe.
TICK - A tiny woodland arthropod of the order Acarina.
TOPIC - Topical.
OPTIC - Of, or relating to the eye or to vision.
COCKPIT - The space for those in control of a nautical, aeronautical, or astronautical vessel.