flawed
adjective
[ flɔːd ]
• having or characterized by a fundamental weakness or imperfection.
• "a fatally flawed strategy"
Similar:
unsound,
defective,
faulty,
distorted,
inaccurate,
incorrect,
erroneous,
imprecise,
fallacious,
wrong,
impaired,
weak,
invalid,
flaw
verb
• mar, weaken, or invalidate (something).
• "the computer game was flawed by poor programming"
Origin:
Middle English: perhaps from Old Norse flaga ‘slab’. The original sense was ‘a flake of snow’, later, ‘a fragment or splinter’, hence ‘a defect or imperfection’ (late 15th century).