Foot
A foot was the lowest part of a humanoid body. It was covered by several species with socks and/or shoes. Feet often ended with toes.

While on a covert mission to the Akaali homeworld in July 2151,  mentioned his feet would be happier to wear his own boots while he was dressed in Akaali clothing including a sort of laced shoes. ()

First officer Matthew Ryan of the Earth Cargo Service freighter  told Captain Jonathan Archer that he took over command of the ship until his captain was back on his feet. Captain Keene was wounded in an attack by Nausicaan pirates. ()

In 2152, Jonathan Archer sarcastically suggested that the Kreetassan reconciliation demands would involve "standing on one foot with my eyes shut reciting "The Night Before Christmas"." ()

Megazoids had webbed feet. ()

The Malcorian term for a foot was "terminus". ()

In 2369, while under the influence of the Saltah'na energy spheres, Lieutenant Jadzia Dax told Major Kira Nerys "You know what they say – put the shoe on the right foot first, but put the left foot first into the bath tub", which seemed to confuse Kira. ()

While not typically thought of as a sexual organ among humans, some humanoids consider this part of the body to be particularly attractive. In about 2370, while hiding out on T'Lani III, Dr. Julian Bashir remarked to Chief of Operations Miles O'Brien that his ex-fiancee had 'exquisite feet'. (DS9: "Armageddon Game") 

Part of the Ocampa rolissisin ritual included a foot massage of the Ocampa female. ()

In 2372, Q told Kathryn Janeway that he'd bring the  back to Earth, so she could run across a meadow with her puppies with the grass beneath her bare feet. ()

When visiting the holographic program of the Paxau Resort in 2373, Neelix received a foot massage from a Talaxian masseuse. ()

See also 
 Footprint
 Footwear

External link 
 
Anatomy