| 1. | That which cannot be avoided | Inevitable |
| 2. | A position for which no salary is paid | Honorary |
| 3. | That which cannot be defended | Indefensible |
| 4. | Practice of having several wives | Polygamy |
| 5. | Practice of having several husbands | Polyandry |
| 6. | Practice of having one wife or husband | Monogamy |
| 7. | Practice of having two wives or husbands | Bigamy |
| 8. | That which is not likely to happen | Improbable |
| 9. | People living at the same time | Contemporaries |
| 10. | A book published after the death of its author | Posthumas |
| 11. | A book written by an unknown author | Anonymous |
| 12. | A life history written by oneself | Autobiography |
| 13. | A life history written by somebody else | Biography |
| 14. | People who work together | Colleagues |
| 15. | One who eats too much | Glutton |
| 16. | That which cannot be satisfied | Insatiable |
| 17. | One who questions everything | Cynic |
| 18. | A flesh eating animal | Carnivorous |
| 19. | A grass eating animal | Herbivorous |
| 20. | One who lives in a foreign country | Immigrant |
| 21. | To transfer one’s authority to another | Delegate |
| 22. | One who is a newcomer | Neophyte |
| 23. | That which is lawful | Legal |
| 24. | That which is against law | Illegal |
| 25. | One who is unmarried | Celibate |
| 26. | A game in which no one wins | Draw |
| 27. | A study of man | Anthropology |
| 28. | A study of races | Ethnology |
| 29. | A study of the body | Physiology |
| 30. | A study of animals | Zoology |
| 31. | A study of birds | Ornithology |
| 32. | A study of ancient things | Archaeology |
| 33. | A study of derivation of words | Etymology |
| 34. | Murder of a human being | Homicide |
| 35. | Murder of a father | Patricide |
| 36. | Murder of a mother | Matricide |
| 37. | Murder of an brother | Fratricide |
| 38. | Murder of an infant | Infanticide |
| 39. | Murder of self | Suicide |
| 40. | Murder of the king | Regicide |
| 41. | To free somebody from all blame | Exonerate |
| 42. | To write under a different name | Pseudonym |
| 43. | A thing no longer in use | Obsolete |
| 44. | A handwriting that cannot be read | Illegible |
| 45. | Words written on the tomb of a person | Epitaph |
| 46. | One who is greedy for money | Avaricious |
| 47. | Something that cannot be imitated | Inimitable |
| 48. | One who doesn’t know how to read and write | Illiterate |
| 49. | A person’s peculiar habit | Idiosyncrasy |
| 50. | An animal who preys on other animals | Predator |
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