過ち (translations)→ misdeed misdemeanor mistake wrong
欠陥 (translations)→ defectiveness deficiency deformity problem
挫折 (translations)→ bafflement checkmate frustration shipwreck
失策 (translations)→ flaw screwup
失態 (translations)→ blunder downer embarrassment
失敗 (translations)→ blowout boo-boo demise dud fatality flat fluke misfire washout
障害 (translations)→ block bottleneck disability disorder foe hazard illness interfere obstacle setback snag steeplechase takeoff trouble
衰退 (translations)→ declination decline degeneracy ebb entropy retreat
責任 (translations)→ accomplice accountability affair blame charge dereliction fault nevermind obligation onus price rap responsibility responsible
不手際 (translations)→ discomfort incompetence
放棄 (translations)→ abandonment abjuration discard repudiation stop waiver