Synonyms for Poop (same or very similar meaning)
WordNet sense 1 (obscene terms for feces):
crap, dirt, shit, turd, shiteWordNet sense 2 (a stupid foolish person):
nincompoop, ninnyWordNet sense 3 (slang terms for inside information):
dope, low-down, the skinnyWordNet sense 4 (the rear part of a ship):
quarter, stern, tail, after partFrom the ODE community, based on WordNetadd/edit