100+ Important One Word Substitution

It is sometimes desirable to express the idea of a phrase or a group of words by using a single word:

1. A child born after the death of its father – Posthumous
2. A child born of parents who were not married – Illegitimate
3. A child whose parents are dead – Orphan
4. A gathering of worshippers – Congregation
5. A hundred years – Century
6. A man who remains unmarried – Bachelor
7. A man whose wife is dead – Widower
8. A person indifferent to both pleasure and pain – Stoic
9. A person trained for competing in physical exercises and outdoor games – Athlete
10. A person who always looks at the bright side of things – Optimist
11. A person who always looks at the dark side of things – Pessimist
12. A person who brings in goods from a foreign country – Importer
13. A person who can use both hands with equal ease – Ambidextrous
14. A person who comes as a settler into another country – Immigrant
15. A person who does no work and lives on others – Drone
16. A person who gets goods secretly and illegally into or out of a country – Smuggler
17. A person who goes away from one’s own country to another to settle there – Emigrant
18. A person who helps others, especially those who are poor or in trouble – Philanthropist
19. A person who is a great lover of his country – Patriot
20. A person who is sent to preach his religion, especially among people who are ignorant of it – Missionary
21. A person who loves wealth for its own sake and is not inclined to spend it -Miser
22. A person who represents his country’s economic, political and other interests in another country – Ambassador
23. A person who sends goods to another country – Exporter
24. A person who smuggles alcoholic liquor or sells it illegally – Bootlegger
25. A person who spends extravagantly – Spendthrift
26. A person who visits other countries for pleasure – Tourist
27. A person who writes the life of another person – Biographer
28. A place where bees are kept – Apiary
29. A place where birds are kept – Aviary
30. A plant or animal that draws sustenance from another – Parasite
31. A traveller through outer space – Astronaut
32. A woman who remains unmarried – Spinster
33. A woman whose husband is dead – Widow
34. Aircraft with two pairs of wings, one above the other – Biplane
35. Allowing light to pass through, so that objects behind can be distinctly seen – Transparent
36. An artificial pond or tank for keeping and showing living fish – Aquarium
37. An operation performed on a dead body to find the cause of death – Postmortem
38. Custom of having more than one husband at the same time – Polyandry
39. Custom of having more than one wife at the same time – Polygamy
40. Difficult or impossible to read – Illegible
41. Fit to be eaten – Edible
42. Going back from the reach of memory – Immemorial
43. Government by nobles – Autocracy
44. Government by officials – Bureaucracy
45. Government carried on by the people or its elected representatives – Republic
46. Government of the people, for the people and by the people – Democracy
47. Grounds of a school, or university, where the main buildings are located – Campus
48. Group of military operations with a set purpose, usually in one area – Campaign
49. Having two wives or husbands living – Bigamy
50. Helping neither side in war or quarrel – Neutral
51. Incapable of making mistakes or doing wrong – Infallible
52. Life history of a person written by another – Biography
53. Life story of a person written by himself – Autobiography
54. List of the days, weeks, months, of a particular year – Calendar
55. Not favouring one more than another – Impartial
56. Not yet fully developed – Immature
57. Official in charge of a museum – Curator
58. One who abstains from alcoholic drinks – Teetotaler
59. One who believes implicitly in fate – Fatalist
60. One who collects postage-stamps – Philatelist
61. One who does not believe in the existence of God – Atheist
62. One who goes on a journey to a holy place – Pilgrim
63. One who is all-powerful – Omnipotent
64. One who is present everywhere – Omnipresent
65. One who is unable to pay one’s debts – Insolvent; bankrupt
66. One who knows everything – Omniscient
67. One who plays a game for pleasure and not professionally – Amateur
68. One who studies the science of the sun, moon, stars, and planets – Astronomer
69. Onewho cannot be elected or selected under the rules – Ineligible
70. Person with no belief in religion (especially in what it is considered to be the true religion) – Infidel
71. Practice of being married to only one person at a time – Monogamy
72. Science of life and living things- Biology
73. Soldiers who fight on horseback – Cavalry
74. Sudden happening which makes quick action necessary – Emergency
75. That can be spread by means of germs carried in the atmosphere or in water – Infectious
76. That can be spread by touch – Contagious
77. That cannot be seen through – Opaque
78. That may be easily set on fire – Inflammable
79. That which can he easily be understood – Intelligible
80. That which cannot be approached – Inaccessible
81. That which cannot be believed – Incredible
82. That which cannot be blotted out or effaced – Indelible
83. That which cannot be conquered – Invincible
84. That which cannot be destroyed – Indestructible
85. That which cannot be divided – Indivisible
86. That which cannot be done without – Indispensable
87. That which cannot be explained – Inexplicable
88. That which cannot be heard – Inaudible
89. That which cannot be perceived by the senses – Imperceptible
90. That which cannot be recalled or altered – Irrevocable
91. That which cannot be seen – Invisible
92. That which cannot be solved – Insolvable
93. That which is sure to happen – Inevitable
94. That which makes it difficult to recognize the presence or real nature of something – Camouflage
95. The act of killing oneself – Suicide
96. The dead body of a human being – Corpse
97. The dead body of an animal – Carcass
98. The want of government in a country – Anarchy
99. Unable to read or write – Illiterate
100. Yearly return of the date of an event – Anniversary