ineptitude,
worthlessness having no qualities that would render it valuable or useful; "the drill sergeant's intent was to convince all the recruits of their worthlessness"
shit -
a small worthless amount; "you don't know jack"
Shit is usually considered a vulgarity and profanity in Modern English. As a noun it refers to fecal matter and as a verb it means to defecate or defecate in; in the plural ("the shits") it means diarrhea. Shite is also a common variant in British English and Ireland English.
OmegaWiki Dictionary
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shit A product made from cannabis plants as a kind of cake, pieces of which are usually smoked so as to create a state of inebriation or euphoria in men.
shit Substance that human and animal bodies release from time to time as a little pile of waste remaining from digestion, after it has been collected in the colon.
shit To excrete feces from one's body through the anus.
shit A strongly disliked person who behaves disgustingly, underhandedly, or nastily, etc.
shit Interjection expressing disgust, negative astonishment, possibly sudden regret, or similar, or related feelings.
shit Something being said without sense, utterly wrong, of no use at all.
