miscarries
mis-car-ries
verb
Fails to achieve an intended or desired result or outcome.
"The plan miscarries without proper support."
verb
Undergoes a spontaneous abortion of a foetus before viability.
"Sadly, the pregnancy miscarries in early stages."
Thesaurus
Synonyms: miscarry, go wrong, fail
Antonyms: bring home the bacon, carry to term, come through, deliver the goods, succeed, win