Unit 1: abandon, desert, leave
Unit 2: abbreviate, abridge, shorten
Unit 4: Accept, Agree, Admit
Unit 5: Accident, Incident, Event
Unit 6: Affect and Effect
Unit 7a: ability, capability, capacity
Unit 7: Ability and Capacity
Unit 9: Finance and Law: From Bills to Courtrooms
Unit 11: actually, really
Unit 12: adhere, adherence, adhesion
Unit 13: advice, advise, suggest
Unit 14: Advocating and Recommending
Unit 15: afflict, inflict
Unit 16: after, afterwards, later
Unit 17: Unit A: Entries A
Unit 18: Confusable Words
Unit 19: ago, before, for, since
Unit 20: Alike, Alive, and Alone
Unit 21: all, both, every, each
Unit 22: Alternate and Alternative
Unit 23: Always, Already, and Ever
Unit 24: altogether, all together
Unit 25: Another, Other, and Others
Unit 27: Arrive and Reach
Unit 28: Personality and Pride: Arrogant vs. Proud
Unit 29: Performance and Emotions: Artist vs. Artiste & Ashamed vs. Embarrassed
Unit 30: Requests and Presence: Ask for, Demand, Assist, and Attend
Unit 31: Safety and Certainty: Assure, Ensure, and Insure
Unit 32: Unit A: Entries A
Unit 33: Steer Clear: Avoid, Evade, and Prevent
Unit 34: Unit A: Entries A
Unit 35: Directions and Positions: Back, Backwards, and Rear
Unit 36: Sleeping Patterns: Asleep vs. Sleeping
Unit 38: Avenge and Revenge: Seeking Justice
Unit 39: Stages of Life: Baby, Infant, and Child
Unit 40: Social Venues: Bar, Pub, and Café
Unit 41: Foundations and Hygiene: Base, Basis, Bath, and Bathe
Unit 42: bag, baggage, luggage
Unit 43: Seaside and Scenery
Unit 44: Confusable Words
Unit 45: because, as, since, for
Unit 46: Time and Space: Before vs. In front of
Unit 47: Unit B: Entries B
Unit 48: Believe, Beside, and Between
Unit 49: Big, Large, and Great: Describing Size and Significance
Unit 50: Boats, Ships, and Ferries
Unit 52: Box, Carton, and Crate
Unit 53: Timing and Duration: Briefly and Shortly
Unit 54: Confusable Words
Unit 55: Brands, Bread, and Breathing
Unit 56: Identity and Possession: British, English, Brought, and Bought
Unit 58: Public Transport and Origins: Bus, Coach, and Prepositions
Unit 59: can, could, be able to
Unit 60: Cancel, Postpone, and Delay
Unit 61: Canal and Channel
Unit 62: Capacity and Capability
Unit 63: Carefree, Careless, and Careful
Unit 65: Movement and Clothing: Carry, Lift, and Wear
Unit 66: Unit C: Entries C
Unit 67: Safety and Certainty: Certainly and Surely
Unit 68: Cheque and Check
Unit 69: Childish, Childlike, and Children’s
Unit 70: Algorithms and programming fundamentals in Python
Unit 72: Opinions and Observations: comment, mention, remark
Unit 73: complement, compliment
Unit 74: Understanding and Awareness
Unit 75: contest, competition
Unit 76: Continual, Continuous, and Constant
Unit 77: Control and Manage
Unit 78: Cost, Price, and Fees
Unit 79: Areas and Nations: Country, Countryside, and State
Unit 80: Confusable Words
Unit 81: Unit C: Entries C
Unit 82: Confusable Words
Unit 83: Recognizing Success: Award vs. Reward
Unit 84: Unit D: Entries D
Unit 85: Unit D: Entries D
Unit 86: Introduction to Algorithms and Programming
Unit 87: Unit D: Entries D
Unit 88: Unit D: Entries D
Unit 89: Confusable Words
Unit 90: Unit C: Entries C
Unit 91: Unit C: Entries C
Unit 92: Unit C: Entries C
Unit 93: Unit C: Entries C
Unit 94: Confusable Words
Unit 95: Unit C: Entries C
Unit 96: Confusable Words
Unit 98: Unit C: Entries C
Unit 99: Confusable Words
Unit 100: Unit C: Entries C
Unit 101: Confusable Words
Unit 102: Unit C: Entries C
Unit 103: Confusable Words
Unit 104: Unit C: Entries C
Unit 105: Unit C: Entries C
Unit 106: Confusable Words
Unit 107: farther, further
Unit 108: Unit F: Entries F
Unit 109: Unit F: Entries F
Unit 110: Unit F: Entries F
Unit 111: Confusable Words
Unit 112: Unit F: Entries F
Unit 113: Unit F: Entries F
Unit 114: Unit F: Entries F
Unit 115: Introduction to Algorithms and Programming
Unit 116: former, late, deceased
Unit 117: Confusable Words
Unit 118: Unit G: Entries G
Unit 119: Unit G: Entries G
Unit 120: Unit G: Entries G
Unit 121: Confusable Words
Unit 122: Unit H: Entries H
Unit 123: Introduction to algorithms and programming
Unit 124: Confusable Words
Unit 125: Unit H: Entries H
Unit 126: Unit H: Entries H
Unit 127: Confusable Words
Unit 128: Unit H: Entries H
Unit 129: Confusable Words
Unit 130: Unit I: Entries I
Unit 131: Confusable Words
Unit 132: Unit I: Entries I
Unit 133: Confusable Words
Unit 134: Unit I: Entries I
Unit 136: Unit J: Entries J
Unit 137: Confusable Words
Unit 138: Unit K: Entries K
Unit 139: Confusable Words
Unit 141: Unit L: Entries L
Unit 142: Unit L: Entries L
Unit 143: Unit E: Entries E
Unit 144: Confusable Words
Unit 145: Unit E: Entries E
Unit 146: Confusable Words
Unit 147: Unit E: Entries E
Unit 148: Confusable Words
Unit 149: Unit E: Entries E
Unit 151: Introduction to algorithms and programming
Unit 152: Confusable Words
Unit 153: many, a lot of, a lot, much
Unit 154: Unit E: Entries E
Unit 155: Introduction to Algorithms and Programming
Unit 156: Unit F: Entries F
Unit 157: Confusable Words
Unit 158: Unit F: Entries F
Unit 159: Unit F: Entries F
Unit 160: Introduction to algorithms and programming
Unit 161: Unit F: Entries F
Unit 162: Confusable Words
Unit 163: Unit F: Entries F
Unit 164: Unit N: Entries N
Unit 165: Confusable Words
Unit 166: Unit N: Entries N
Unit 167: Confusable Words
Unit 168: Unit O: Entries O
Unit 169: Confusable Words
Unit 170: Unit O: Entries O
Unit 171: Confusable Words
Unit 172: Unit P: Entries P
Unit 173: Confusable Words
Unit 174: Unit P: Entries P
Unit 175: Confusable Words
Unit 176: Unit P: Entries P
Unit 177: Confusable Words
Unit 178: Unit P: Entries P
Unit 179: Unit P: Entries P
Unit 180: Confusable Words
Unit 181: Unit P: Entries P
Unit 182: Unit P: Entries P
Unit 183: Confusable Words
Unit 184: Unit Q: Entries Q
Unit 185: Confusable Words
Unit 186: Unit R: Entries R
Unit 187: Confusable Words
Unit 188: Unit R: Entries R
Unit 189: Introduction to Algorithms and Programming
Unit 190: Unit R: Entries R
Unit 191: Unit R: Entries R
Unit 192: Unit R: Entries R
Unit 193: row, quarrel, fight, argument
Unit 194: Introduction to Algorithms and Programming
Unit 195: Unit S: Entries S
Unit 196: Confusable Words
Unit 197: salute, greet, welcome
Unit 199: Unit S: Entries S
Unit 200: Confusable Words
Unit 201: Unit S: Entries S
Unit 202: Unit B: Entries B
Unit 203: Unit C: Entries C
Unit 204: Confusable Words
Unit 205: Unit E: Entries E
Unit 206: Introduction to algorithms and programming
Unit 207: Confusable Words
Unit 208: Unit H: Entries H
Unit 209: Unit I: Entries I
Unit 210: Confusable Words
Unit 211: Unit K: Entries K
Unit 212: Confusable Words
Unit 213: Unit M: Entries M
Unit 214: Unit N: Entries N
Unit 215: Confusable Words
Unit 216: Unit P: Entries P
Unit 217: Confusable Words
Unit 218: Unit R: Entries R
Unit 219: Confusable Words
Unit 220: Unit S: Entries S
Unit 221: Confusable Words
Unit 222: Unit S: Entries S
Unit 223: Confusable Words
Unit 224: Unit S: Entries S
Unit 225: Confusable Words
Unit 226: Unit S: Entries S
Unit 227: Confusable Words
Unit 228: Unit T: Entries T
Unit 229: Confusable Words
Unit 230: Unit T: Entries T
Unit 231: Confusable Words
Unit 232: though, although
Unit 233: Unit T: Entries T
Unit 234: Algorithms and Programming Fundamentals in Python
Unit 235: Unit T: Entries T