| No. | Item | Definition |
|---|---|---|
| 1. | accounting error | A bookkeeping mistake. |
| 2. | arithmetic error | A mistake in basic calculation. |
| 3. | avoidable error | A preventable mistake. |
| 4. | bad call | A poor decision. |
| 5. | billing error | A mistake on a bill. |
| 6. | blooper | An amusing public mistake. |
| 7. | blunder | A careless or serious error. |
| 8. | bobble | A small handling error. |
| 9. | boner | A foolish informal mistake. |
| 10. | boo-boo | A small or childish mistake. |
| 11. | botch | A badly done mistake. |
| 12. | bug | A defect or programming mistake. |
| 13. | bungle | A clumsy mistake. |
| 14. | calculation error | A mistake in arithmetic. |
| 15. | careless error | A mistake from carelessness. |
| 16. | clanger | A noticeable embarrassing mistake. |
| 17. | clerical error | A paperwork or office mistake. |
| 18. | confusion | A mix-up or misunderstanding. |
| 19. | copying error | A mistake made while copying. |
| 20. | costly error | An expensive or damaging mistake. |
| 21. | critical error | A very important mistake. |
| 22. | data error | A mistake in recorded data. |
| 23. | defect | A fault or imperfection. |
| 24. | design error | A mistake in design. |
| 25. | diagnostic error | A mistake in diagnosis. |
| 26. | diplomatic error | A mistake in diplomacy. |
| 27. | elementary error | A basic mistake. |
| 28. | error | A wrong action or judgment. |
| 29. | fallacy | A mistaken or faulty belief. |
| 30. | false move | A wrong or risky action. |
| 31. | fatal error | A disastrous mistake. |
| 32. | fault | A responsibility for something wrong. |
| 33. | faux pas | A social or etiquette mistake. |
| 34. | filing error | A mistake in filing records. |
| 35. | flub | An informal performance mistake. |
| 36. | foul-up | A messy informal mistake. |
| 37. | fumble | A clumsy handling mistake. |
| 38. | gaffe | An embarrassing social error. |
| 39. | glitch | A small fault or error. |
| 40. | goof | An informal silly mistake. |
| 41. | grave error | A serious mistake. |
| 42. | gross error | A very serious mistake. |
| 43. | howler | A glaring or funny mistake. |
| 44. | human error | A mistake made by a person. |
| 45. | inaccuracy | A lack of correctness. |
| 46. | judicial error | A mistake by a court. |
| 47. | lapse | A temporary failure or error. |
| 48. | legal error | A mistake in law or procedure. |
| 49. | logic error | A mistake in reasoning or code. |
| 50. | malapropism | A mistaken use of words. |
| 51. | mess-up | An informal error or failure. |
| 52. | misapprehension | A mistaken understanding. |
| 53. | misbelief | A mistaken belief. |
| 54. | miscalculation | A wrong estimate or judgment. |
| 55. | misclassification | A wrong classification. |
| 56. | misconception | A mistaken belief or idea. |
| 57. | mishap | A minor unfortunate mistake or accident. |
| 58. | misidentification | A wrong identification. |
| 59. | misimpression | A mistaken impression. |
| 60. | misinterpretation | A wrong explanation or understanding. |
| 61. | misjudgment | A wrong judgment or decision. |
| 62. | misperception | A mistaken perception. |
| 63. | misreading | A wrong interpretation. |
| 64. | misstatement | A wrong or inaccurate statement. |
| 65. | misstep | A wrong move or action. |
| 66. | misunderstanding | A failure to understand correctly. |
| 67. | mix-up | A confusion or mistaken arrangement. |
| 68. | muck-up | A bungled mistake. |
| 69. | muff | A clumsy missed chance. |
| 70. | operator error | A mistake made by an operator. |
| 71. | oversight | An error from not noticing. |
| 72. | pilot error | A mistake made by a pilot. |
| 73. | planning error | A mistake in planning. |
| 74. | policy error | A mistake in policy. |
| 75. | poor choice | A bad decision. |
| 76. | procedural error | A mistake in following procedure. |
| 77. | programming error | A mistake in code. |
| 78. | recording error | A mistake in recording information. |
| 79. | rounding error | A mistake from numerical rounding. |
| 80. | sampling error | A mistake from sample selection. |
| 81. | screwup | A serious informal mistake. |
| 82. | slip | A small accidental error. |
| 83. | snafu | A confused error or mishap. |
| 84. | software bug | A mistake in software. |
| 85. | solecism | A grammatical or social mistake. |
| 86. | statistical error | A mistake in statistical work. |
| 87. | strategic error | A mistake in strategy. |
| 88. | surgical error | A mistake during surgery. |
| 89. | syntax error | A grammatical programming mistake. |
| 90. | tactical blunder | A serious tactical mistake. |
| 91. | tactical error | A mistake in tactics. |
| 92. | technical error | A mistake involving technical matters. |
| 93. | transcription error | A mistake in written copying. |
| 94. | typo | A typing or printing error. |
| 95. | typographical error | A mistake in typed text. |
| 96. | unforced error | An avoidable mistake. |
| 97. | user error | A mistake made by a user. |
| 98. | wrong choice | An incorrect decision. |
| 99. | wrong move | An incorrect action. |
| 100. | wrong turn | A mistaken choice or direction. |
