부족不足 shortage; lack 불안不安 uneasiness; anxiety 불편不便 inconvenience 부동산不動産 property; real estate 부동산업不動産業 real estate business 부정不正 unlawfulness; illegitimacy 부정不定 indefiniteness; uncertainty 부정확不正確 inaccuracy; incorrectness 부주의不注意 carelessness 불가不可 wrong 불가능不可能 impossibility 불규칙不規則 irregularity 불규칙적不規則的 being irregular 불규칙적不規則的 irregular 불균형不均衡 imbalance 불리不利 disadvantage 불만不滿 dissatisfaction 불만족不滿足 dissatisfaction 불면증不眠症 insomnia 불법不法 illegality; unlawfulness 불안증不安症 anxiety 불완전不完全 imperfection; incompleteness 불이익不利益 disadvantage; penalty; detriment 불일치不一致 disagreement; discord 불참석不參席 nonattendance; absence 불충분不充分 insufficiency; deficiency; shortage 불친절不親切 unkindness; unfriendliness 불쾌不快 being unpleasant; displeasure; discomfort 불쾌감不快感 unpleasant feeling; displeasure 불평不平 complaint; grumbling 불평등不平等 inequality; disparity 불평불만不平不滿 grumbling; complaint; discontent 불평불만不平不滿 grumbling; complaint; discontent 불필요不必要 being unnecessary 불합격不合格 failure 불합리不合理 being unreasonable; being illogical 불행不幸 unhappiness; misery 불확실不確實 being uncertain; being unsure 태부족太不足 great lack 팔불출八不出 good-for-nothing fellow 행방불명行方不明 being missing; being lost 확고부동確固不動 firmness; solidity; determination 가정불화家庭不和 family troubles; family feud 고정불변固定不變 being set in stone 고집불통固執不通 being headstrong; being willful 과부족過不足 excess and deficiency 과유불급過猶不及 more is just as bad as less 난공불락難攻不落 being impregnable; being unassailable 독불장군獨不將軍 self-righteous person 두문불출杜門不出 stay-at-home 목불인견目不忍見 being unbearable to see 무소불능無所不能 omnipotence; almightiness 무소불위無所不爲 omnipotence; almightiness 묵묵부답默默不答 being unresponsive 반신불수半身不隨 hemiplegia; partial paralysis 부당不當 injustice; being unfair; being wrongful 부당성不當性 injustice 부덕不德 being virtueless 부도不渡 bankruptcy 부도덕不道德 being immoral; being unethical 부도덕성不道德性 immorality 부동不動 being immovable; being immobile; being unshakable 부동자세不動姿勢 attention 부득불不得不 inevitably; from necessity 부득불不得不 inevitably; from necessity 부득이不得已 unavoidably; inevitably 부등식不等式 inequation 부등호不等號 sign of inequality 부실不實 weakness; feebleness 부실시공不實施工 poor construction 부실화不實化 becoming weak 부자유不自由 restriction; lack of freedom 부재不在 absence 부재자不在者 absentee 부재중不在中 during one's absence 부적격不適格 being unqualified 부적격자不適格者 unqualified person 부적응不適應 maladjustment 부적합不適合 being unsuitable; being unfit; being inappropriate 부정不貞 unfaithfulness; infidelity 부정不淨 impurity 부정맥不整脈 arrhythmia 부정부패不正腐敗 corruption 부정사不定詞 infinitive 부정행위不正行爲 dishonest act; wrongdoing 부조리不條理 irregularity; unreasonableness 부조화不調和 disharmony 부족감不足感 feeling of lack 부족분不足分 shortfall 부족액不足額 deficit 부지기수不知其數 being countless; being numerous 부지불식不知不識 being neither conscious nor aware 부지불식不知不識 being neither conscious nor aware 부지불식간不知不識間 unknowing instant 부지불식간不知不識間 unknowing instant 부지중不知中 being unknowing; being unwitting 부직포不織布 non-woven fabric 부진不振 sluggishness 불가결不可缺 indispensability 불가분不可分 indivisibility 불가불不可不 inevitably; from necessity 불가불不可不 inevitably; from necessity 불가사의不可思議 mystery; wonder 불가침不可侵 nonaggression; inviolability 불가피성不可避性 inevitability; unavoidability 불가항력不可抗力 irresistible force 불가항력적不可抗力的 being unavoidable; being uncontrollable 불가항력적不可抗力的 unavoidable; uncontrollable 불간섭不干涉 noninterference 불감증不感症 numbness; insensitivity 불개입不介入 nonintervention 불결不潔 dirtiness 불경不敬 disrespect; irreverence 불경기不景氣 recession; depression 불경죄不敬罪 lese majesty 불공정不公正 inequity; unfairness 불공평不公平 unfairness 불과不過 only 불구不具 deformity 불구속不拘束 non-detention 불구자不具者 cripple; deformed person 불굴不屈 fortitude; indomitability 불규칙성不規則性 irregularity 불균등不均等 inequality 불기소不起訴 non-prosecution; non-indictment 불능不能 inability; incapableness 불량不良 misconduct; misbehavior 불량배不良輩 gang member 불량자不良者 rascal 불량품不良品 defective product; faulty product 불로장생不老長生 eternal youth 불륜不倫 immorality; obliquity 불매不買 not buying; boycott 불매不賣 not selling; discontinuance of selling 불면不眠 sleeplessness; insomnia 불멸不滅 immortality; imperishability 불명不明 being unknown 불명예不名譽 dishonor; disgrace; shame 불모不毛 barrenness; sterility 불모지不毛地 wasteland; barren land 불문不問 regardlessness 불문가지不問可知 being understood without clarification 불문곡직不問曲直 non-inquiry into right or wrong 불문법不文法 unwritten law 불문율不文律 unwritten rule 불발不發 misfire 불발탄不發彈 blind shell; unexploded bomb 불법적不法的 being illegal; being unlawful 불법적不法的 illegal 불법화不法化 illegalization 불변不變 invariability; unchangeability 불변성不變性 invariability 불복不服 disobey 불복종不服從 disobedience 불사不辭 not avoiding; being willing to 불사신不死身 immortal person 불사조不死鳥 phoenix 불상사不祥事 mishap; scandal; accident 불성실不誠實 insincerity 불세출不世出 being extraordinary; being unequaled 불손不遜 insolence; arrogance 불순不純 impurity 불순不順 impoliteness 불순물不純物 impurity; foreign matter 불시不時 sudden moment 불시착不時着 emergency landing; forced landing 불신不信 distrust 불신감不信感 distrust; disbelief 불신임不信任 lack of confidence; no confidence 불신자不信者 non-believer; irreligious person 불안감不安感 anxiety; uneasiness 불안정不安定 instability; insecurity 불안정성不安定性 instability; insecurity 불야성不夜城 being nightless; being all-night 불연성不燃性 non-inflammability 불연속不連續 discontinuity 불연속선不連續線 discontinuous line 불연속성不連續性 discontinuity 불연속적不連續的 being discontinuous 불연속적不連續的 discontinuous 불온不穩 being seditious; being subversive; being rebellious 불요불급不要不急 being unnecessary and non-urgent 불요불급不要不急 being unnecessary and non-urgent 불우不遇 being underprivileged; being unfortunate; being disadvantaged 불운不運 bad luck; misfortune 불원간不遠間 being before long; being in the near future 불응不應 noncompliance; disobedience; refusal 불의不義 injustice; unrighteousness 불이행不履行 nonfulfillment; breach; noncompliance 불임증不妊症 infertility; sterility 불찰不察 carelessness; negligence; fault 불참不參 nonattendance; nonparticipation; absence 불참자不參者 absentee; no-show 불철주야不撤晝夜 being day and night; being around the clock 불청객不請客 uninvited guest; unwelcome visitor 불초不肖 I; me 불출마不出馬 not running for office; giving up candidacy 불충不忠 disloyalty; unfaithfulness 불치不治 incurability; malignity 불치병不治病 incurable disease; terminal illness 불침번不寢番 night watch; vigil 불쾌지수不快指數 discomfort index; temperature-humidity index 불통不通 being cut-off; being out of service; being down 불투명不透明 opaqueness 불특정不特定 being unspecific; not being particular 불패不敗 invincibility; being unbeaten; being without any failure 불포화不飽和 unsaturation 불한당不汗黨 hooligan; scoundrel 불합리적不合理的 being unreasonable 불합리적不合理的 unreasonable 불허不許 being not permitted; disallowance; disapproval 불협화음不協和音 dissonance 불혹不惑 being temptation-proof 불화不和 disharmony; discord 불확실성不確實性 uncertainty 불황不況 economic depression; recession 불효不孝 not being filial 불효자不孝子 undutiful child; unfilial child 불후不朽 being immortal; being everlasting 생면부지生面不知 perfect stranger; complete stranger 소식불통消息不通 no news; no word 신성불가침神聖不可侵 sacrosanctity; inviolability 신토불이身土不二 belief that domestic farm products are the best 심부전心不全 cardiac insufficiency; heart failure 어불성설語不成說 words without logic; standing to no reason 역부족力不足 lack of ability; being beyond one's capability 영구불변永久不變 being eternal 영원불멸永遠不滅 immortality; perpetuity 영원불변永遠不變 eternity 오만불손傲慢不遜 haughtiness 오매불망寤寐不忘 bearing in mind all the time 오매불망寤寐不忘 unforgettably 요지부동搖之不動 being unmovable; being unshakeable 우유부단優柔不斷 indecisiveness; irresolution 인사불성人事不省 unconsciousness; stupor 일사불란一絲不亂 being in perfect order; being well-ordered; being shipshape 정체불명正體不明 being mysterious; being unidentified 좌불안석坐不安席 being nervous 중과부적衆寡不敵 being outnumbered 지지부진遲遲不進 delay; lag 천부당만부당千不當萬不當 utter absurdity 천부당만부당千不當萬不當 utter absurdity 천정부지天井不知 being skyrocketing; being soaring 만부득이萬不得已 unavoidably; inevitably 불가해不可解 incomprehensibility 불로초不老草 herb of eternal youth 불순분자不純分子 impure element