flawed
adj.adj. having a mistake, mark, or weakness that stops something from being perfect. You use it to describe an idea, object, or person that has a problem.
adj. characterised by a defect, error, or imperfection. Often used to describe abstract concepts like logic or arguments, as well as physical objects.
The diamond is beautiful but slightly flawed.
The scientist admitted that the initial study was flawed because the sample size was too small to be accurate.
While the protagonist's intentions are noble, his flawed nature leads him to make a series of catastrophic decisions that ultimately alienate his closest allies.
From Middle English flaued, equivalent to flaw + -ed.
Often modified by degree adverbs such as 'deeply', 'fundamentally', or 'fatally'.