欠点|けってんketten[3]nakadaka (mid-high)

1. nounfault; defect; flaw; weak point; weakness; shortcoming; drawback
   欠点けってんがあるけどやはり彼かれが好すきです。↗

   I love him despite his faults.
2. nounfailure (in an examination); failing grade

• Synonym傷きずNeutralLiterally a wound or scratch; figuratively a flaw that mars something, as in 「経歴に傷がつく」 or 「玉に傷」.
• Synonym短所たんしょNeutralA shortcoming, used in pairs with 「長所」, as in 「長所と短所」; applies to people and things alike.
• Synonym難点なんてんWrittenA point that is hard to manage or falls short, as in 「値段が高いのが難点だ」; written rather than casual.
• Synonym弱みよわみCasualA shortcoming you dread having exposed, as in 「弱みを握られる」; colloquial.
• Synonym欠陥けっかんWrittenSomething essential is missing, as in 「欠陥住宅」; stronger than 「欠点」, which often just means a minor shortcoming.
• Synonym弱点じゃくてんNeutralA weak spot others can strike at, as in 「弱点を突く」; leans toward confrontational contexts.
• Synonym瑕疵かしWrittenA defect, common in legal and product contexts, as in 「瑕疵担保」; formal written usage.
• Synonym泣き所なきどころCasualA weak point anyone can be attacked through, as in 「弁慶の泣き所」; colloquial.
• SynonymデメリットNeutralLoanword for a disadvantage, the counterpart of 「メリット」; used when weighing pros and cons.
• SynonymウィークポイントCasualLoanword for a weak point; heard mostly in sports and business.
• Synonym難なんWrittenA fault or a disaster; in the fault sense seen in 「難がある」 and 「難を言えば」; formal.
• Synonym鬼門きもんCasualSomething or someone you are always hopeless with, as in 「数学は鬼門だ」; colloquial.
• Synonym不備ふびWrittenPreparations or paperwork left incomplete, as in 「書類の不備」; formal.
• Synonym不具合ふぐあいNeutralA machine or product not working properly; a technical term for malfunctions.
• SynonymぼろCasualLiterally rags; figuratively the shortcomings one tries to hide, as in 「ぼろが出る」; colloquial.
• Synonym疵瑕しかWrittenA reversal of 「瑕疵」 meaning a defect; very rarely used.
• Synonym短たんWrittenWritten word for a shortcoming, seen mostly in 「一長一短」.
• Synonym痛いところいたいところCasualA sore spot that stings when poked, as in 「痛いところを突かれる」; colloquial.
• SynonymあらWrittenA flaw or fault, used mostly in 「粗を探す」; formal.
• Synonym瑕瑾かきんWrittenA literary word for a small flaw marring something; rare in modern use.
• Related非ひWrittenA fault in the sense of being in the wrong, as in 「非を認める」; formal.
• Related落ち度おちどNeutralA blameworthy error, with the focus on responsibility; 「欠点」 does not imply any fault.
• Related汚点おてんWrittenA stain on one's record, with the focus on reputation; formal.
• Related苦手にがてCasualWhat you personally are bad at or cannot handle; strongly subjective, while 「欠点」 is where something falls short.
• Related手抜かりてぬかりNeutralAn oversight caused by carelessness, with the focus on incomplete handling.
• Antonym長所ちょうしょNeutralA merit or strong point; the direct opposite of 「欠点」.
• Antonym美点びてんWrittenA written word for a fine, attractive merit; the opposite of 「欠点」.

Use 「欠点」 for any point where a person or thing falls short. Pick 「短所」 when weighing against 「長所」, 「欠陥」 for a missing essential element, 「不具合」 for a malfunction, and 「弱点」 for a spot others can attack; 「長所」 is the opposite.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 不十分ふじゅうぶんで補おぎなわなければならない箇所かしょ。