| Benevolent | দয়ালু | Kind, Unselfish | Cruel, Selfish |
| Bewitching | সম্মোহক | Magical, Fascinating, Tantalizing, Spell Binding | Repulsive, Repugnant, Nauseating, Disgusting |
| Bigotry | গোঁড়ামি | Intolerance, Narrow Mindedness | Broad Mindedness, |
| Blame | দোষ দেওয়া | Hold Responsible, Reprove, Upbraid, Censure, Reproach | Praise, Admire, Commend, Applaud, Laud |
| Bleak | মলিন | Dismal, Gloomy, Chilly, Dreary | Bright, Pleasant, Balmy, Cheerful |
| Blemish | দাগ বা ত্রুটি | Fault, Smirch, Stigma, Stain | Purity, Impeccable, Spotless, Stainless |
| Boast | দম্ভ করা | Show Off , Brag | Be Ashamed , |
| Boisterous | হৈচৈ পূর্ণ | Clamorous, Uproarious | Peaceful, Tranquil |
| Bona Fide | প্রকৃত | Genuine, Authentic | Bogus, Counterfeit |
| Brief | সংক্ষিপ্ত | Short , Temporary | Lengthy, Prolong |
| Brittle | ভঙ্গুর | Fragile, Friable, Frail, Delicate, Breakable | Strong, Tranquil, Tough, Enduring, Unbreakable |
| Brochure | কোন কর্মসুচির সংক্ষিপ্ত পুস্তিকা। | booklet, flyer, handbill, handout, leaflet, pamphlet (১৮তম বিসিএস প্রিলিমিনারি) | |
| Brutal | পাশবিক | Cruel, Inhuman | Kind , Soft Hearted |
| Bustle | ব্যস্তসমস্তভাবে চলাফেরা করা | Haste, Tumult, Stir, Flurry | Slowness, Sluggishness, Quiet, Inertness |
| Cacophonous | বেসুরো | Inharmanious, Harsh | Euphonious, |
| Calamity | দুর্যোগ | Disaster, Adversity, Misfortune, Misery, Mishap, Catastrophe | Blessing, Happiness, Benefit, Prosperity, Fortune |
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| Calculate | হিসাব করা | Enumerate, Estimate, Evaluate, Consider | Miscalculate, Blunder, Predetermine, Misconceive |
| Callous | নির্দয় | Unsympathetic, Crue, Obdurate, Unfeeling, Heartless, Indifferent | Compassionate, Tender, Kind, Sympathetic |
| Calumny | অপবাদ | Defamation, Aspersion, Accusation, Libel | Commendation, Praise, Vindication, Goodwill |
| Candid | অকপট | Frank , Sincere | Artful , |
| Candor | সরলতা | Frankness, Sincerity | Diplomacy, Dishonesty |
| Capable | সক্ষম | Adept, Competent, Suitable, Qualified, Able, Expert | Inept , Unskilled, Incompetent, Inefficient, Imbecile |
| Captious | খুঁতখুঁতে | Irritate, Fretful, Critical, Carping | Appreciative, Considerate, Laudatory, Thoughtful |
| Captivate | বিমোহিত করা | Charm, Fascinate, Enchant, Lure | Disillusion, Offend, Scorn, Despise |
| Captivity | বন্দীত্ব | Imprisonment, Confinement, Apprehend, Restrain | Freedom, Liberty, Liberation, Release |
| Careless | অসতর্ক | Negligent, Careful | Attentive , |
| Caress | স্নেহস্পর্শ | Fondle, Embrace, Hug, Snuggle | Strike, Repulse, Spurn, Displease |
| Caricature | ব্যঙ্গ চিত্রণ | Exaggeration, Imitation, Ridicule, Misrepresentation | Travesty, Parody, Exactness, Precision |
| Catastrophe | বিপর্যয় | Disaster, Calamity, Misfortune, Mishap | Prosperity, Blessing, Restoration, Resurgence |
| Cautious | সতর্ক | Careful, Alert | Careless, Inattentive |
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| Cavity | গহ্বর | Depth, Depression, Hole, Aperture | Elevation, Projection, Mound, Height |
| Cease | বিরত হওয়া | Terminate, Pause, Desist, Discontinue | Commence, Continue, Initiate, Originate |
| Cessation | বিরতি | Intermission, Pause, Discontinuity, Hindrance | Continuity, Perpetuation, Unceasing, Prolongation |
| Chaos | বিশৃঙ্খলা | Disorder, Mess | Order, |
| Charitable | দানশীল | Generous, | Miserly , |
| Chaste | নিষ্পাপ | Virtuous, Pure, Honourable, Immaculate | Defined, Licentious, Sullied, Lustful |
| Chastise | কঠোরভাবে শাস্তি দেওয়া | Punish, Admonish, Scold, Reprove | Cheer, Comfort, Encourage, Stimulate |
| Cherish | লালন করা | Nurture, Treasure, Foster, Encourage | Abandon, Forsake, Renounce, Discard |
| Circumlocution | ঘুরিয়ে কথা বলা | Redundancy, Verbosity, Tediousness, Verbiage | Terseness, Compression, Directness, Brevity |
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| Circumspect | বিচক্ষণ | Prudent, Discreet | Rash, Reckless |
| Clandestine | গুপ্ত | Secret, Covert | Open, Frank |
| Clarify | বোধগম্য করা | Elucidate, | Obscure , |
| Clumsy | আনাড়ী | Inept, Awkward | Adroit, Defat |
| Coercion | জবরদস্তি | Compulsion, Pressure | Voluntary, By Choice |
| Collision | সংঘর্ষ | Encounter, Clash, Conflict, Dissenting | Agreement, Harmony, Compatible, Union |
| Commence | শুরু হওয়া | Begin, Inaugurate | Finish, Terminate |
| Commend | প্রশংসা করা | Praise, Extol | Criticize, Censure |
| Commodious | স্থানবহুল | Convenient, Suitable, Roomy, Comfortable | Inconvenient, Unsuitable, Uncomfortable, Confined |
| Commotion | হৈচৈ | Turmoil, Disturbance, Agitation, Excitement | Tranquility, Stillness, Quietness, Calm |
| Compassion | করুণা | Kindness, Sympathy, Clemency, Commiseration | Cruelty, Barbarity, Persecution, Apathy |
| Competent | দক্ষ | capable, (১০তম বিসিএস প্রিলিমিনারি) Skilled, Proficient, efficient, qualified | impotent, Incompetent, Unfit, inept |
