Synonyms for Flawed:

adj.

all (adjective)
blemished.
amiss (adjective)
crooked, erroneous, inaccurate, awry, fallacious, false, imperfect, incorrect, faulty, bad, mistaken, improper.
blemished (adjective)
damaged, blistered, deformed, specked, slit, impure, defective, Nicked, flecked, Scabbed, notched, discolored, scarred, scraped, tainted, blotched, fractured, disfigured, marred, stained, distorted, cracked, freckled, spotted, gashed, pockmarked, Hacked, marked, spoiled, chipped, Scored, scratched, Scuffed, defaced, splotched, tarnished, blemished, abraded, imperfect.
damaged (adjective)
blemished, bent, down, spoiled, kaput, shot, marred.
defective (adjective)
damaged, deficient, inadequate, incomplete.
deficient (adjective)
defective.
deformed (adjective)
cockeyed, irregular, awry, contorted, freakish, misshapen, distorted, asymmetrical, lopsided, deformed, disfigured, crooked, perverse, corrupt, bent.
dysfunctional (adjective)
broken.
erroneous (adjective)
untrue, inaccurate, defective, incorrect, misestimated, illogical, miscalculated, erroneous, fallacious, false, botched, mistaken, Misconceived, distorted, faulty, Misconstrued, misjudged, marred.
faulty (adjective)
cracked, wrong, tainted, botched, distorted.
imperfect (adjective)
inadequate, tainted, incomplete, second-rate, deficient, blotched, imperfect, faulty, spoiled, blemished, defective.
unsound (adjective)
illogical.
wrong (adjective)
illegal, wrong, aberrant, false, inaccurate, faulty, erroneous, improper, incorrect, untrue, bad, mistaken, fallacious.

n.

addictive, born, badass, adaptive, flexible, classy, Clingy, babyish, constitutionally. battered, broken, apart, kaput, wrecked, Trashed, shot, down. flawed (noun)
imperfect, blemished.

Other synonyms:

addictive, babyish, adaptive, flexible, wrecked, Trashed, kaput, classy. born, constitutionally, Clingy, badass. broken. apart. down. Other relevant words:
apart, addictive, badass, down, Clingy, adaptive, wrecked, kaput, shot, classy, born, Trashed, babyish, battered, flexible, broken, constitutionally.