dissatisfaction with the work (role) given to one;  feeling oneself above the given work (role);  not up to the task;  (being) out of one's depth
 insufficiency;  deficiency;  shortage;  dissatisfaction;  discontent;  complaint
 footprints;  record of page visitors (e.g. in social networking sites)
 lack of sleep;  insufficient sleep
 lack of ability;  inadequacy;  (being) out of one's depth
 labour shortage;  labor shortage;  shortage of workers;  shortage of hands
 coolie;  laborer;  labourer;  carrier
 completeness;  being fully equipped;  (suit of) armor;  armour
 lack of physical exercise;  insufficient exercise;  inactivity
 two legs;  two feet;  two pairs
 swiftness of foot;  fast runner;  swift horse;  fleet steed;  person of great talent;  gifted person
 four legs;  four-legged;  quadruped
 shod feet;  wearing shoes;  muddy feet;  dirty feet
 excess or deficiency;  too much or too little
 shortage of talented people;  shortfall in human resources
 ill-preparedness;  insufficient preparation;  lack of preparation
 lack of information;  data deficiency
 water shortage;  shortage of water supply
 footwear (esp. outdoor shoes, as opposed to slippers, etc.);  footgear
 lack of knowledge or understanding
 outer edge of the foot (from little toe to heel) (karate)
 shortage of stock;  scarcity of goods
 shorthanded;  understaffed
 self-sufficiency;  self-satisfaction
 trouble of going somewhere
 planta;  planta pedis;  sole of the foot
 being nimble-footed;  being quick on one's feet;  fast running legs
 best student;  leading disciple
 short supply;  supply shortage
 pseudopodium (temporary protrusion of an ameboid cell);  pseudopod
 rapid progress;  great strides
 lack of leadership (esp. of a teacher)
 flatfoot;  flat feet;  splayfoot
 lacking enough gravity for (a position, task);  being an insignificant figure for (a position)
 unimpeded bodily function (one of the six supernormal Buddhist powers)
 keeping the head cool and feet warm
 tube foot;  ambulacral foot
 low-status samurai without land;  low-status farmer without land
 lack of blood flow;  poor circulation
 caecilian (any burrowing legless amphibian of the order Gymnophiona)
 ostrich fern;  Onoclea orientalis