One Word Substitution with Meaning

1. Audience – a number of people listening to a lecture 
2. Altruist – one, who considers the happiness and well-being of others first 
3. Atheist – a person who does not believe in God 
4. Anthropologist – one, who studies the evolution of mankind 
5. Autocracy – government by one person 
6. Autobiography – the life history of a person written by himself 
7. Amputate – to cut off a part of a person's body which is infected 
8. Arsenal – a place for ammunition and weapons 
9. Archives – a place where government or public records are kept 
10. Amateur – a man who does a thing for pleasure and not as a profession 
11. Aristocracy – government by the nobles 
12. Aquatic – animals/plants ere which live in water 
13. Amphibian – animals which live both on land and sea 
14. Ambidexter – one, who can use either hand with ease 
15. Alimony – allowance paid to wife on legal separation 
16. Anthology – a collection of poems 
17. Abdication – voluntary giving up of throne in favour of someone 
18. Arbitrator – a person, appointed by two parties to solve a dispute 
19. Astronomer – a person, who studies stars, planets and other heavenly bodies 
20. Astrologer – a person who studies the influence of heavenly bodies on human beings 
21. Anthology – a collection of poems 
22. Axiom – a statement which is accepted as true without proof 
23. Agenda – a list of headings of the business to be transacted at a meeting 
24. Anarchist – one, who is out to destroy all governance, law and order 
25. Almanac – an annual calender with positions of stars 
26. Bigamy – the practice of having two wives or husbands at a time 
27. Bibliophile – a lover and collector of books 
28. Bouquet – a collection of flowers 
29. Bureaucracy – government by the officials 
30. Belligerent – a person, nation that is involved in war 
31. Biennial – an event which happens once in two years 
32. Blasphemy – the act of speaking disrespectfully about sacred things 
33. Creche – a nursery where children are cared for while their parents are at work 
34. Cosmopolitan – a person who regards whole world as his country 
35. Chauffeur – one, who is employed to drive a motor car 
36. Curator – a person incharge of a museum 
37. Carnivorous – one, who lives on flesh 
38. Cannibal – one, who feeds on human flesh 
39. Contemporaries – belonging to or living at the same time 
40. Cloak room – a place for luggage at railway station 
41. Cynosure – centre of attraction 
42. Connoisseur – a critical judge of any art and craft 
43. Crusade – a religious war 
44. Choreographer – one, who teaches dancing
45. Cacographist – a person, who is bad in spellings 
46. Calligraphist – a person, who writes beautiful handwriting 
47. Cynic – one, who sneers at the aims and beliefs of his fellow men 
48. Convalescent – one, who is recovering health 
49. Cavalry – soldiers, who fight on horse back 
50. Cardiologist – a person, who is specialist in heart diseases 
51. Cartographer – one, who draws maps 
52. Dormitory – the sleeping rooms with several beds especially in a college or institution 
53. Drawn – a game that results neither in victory nor in defeat 
54. Elegy – a poem of lamentation 
55. Epitaph – words which are inscribed on the grave or the tomb in the memory of the buried 
56. Ephemeral – lasting one day 
57. Effeminate – a person who is womanish 
58. Emigrant – a person who leaves his own country and goes to live in another 
59. Edible – fit to be eaten 
60. Egotism – practice of talking too much about oneself 
61. Encyclopaedia – a book that contains information on various subjects 
62. Epicure – one, who is devoted to the pleasure of eating and drinking 
63. Florist – one, who deals-in flowers 
64. Fastidious – one, who is very -selective in one's taste 
65. Fanatic or Bigot – one, who is filled with excessive and mistaken enthusiasm in religious matters 
66. Fatal – causing death 
67. Fatalist – one, who believes in fate 
68. Facsimile – an exact copy of handwriting, printing etc 
69. Fauna – the animals of a certain region 
70. Flora – the plants of a particular region 
71. Fratricide – murder of brother 
72. Fugitive – one, who runs away from justice or the law 
73. Fragile – easily broken 
74. Feminist – one, who works for the welfare of the women 
75. Granary – a place for grains 
76. Genocide – murder of race 
77. Gregarious – animals which live in flocks 
78. Hangar – a place for housing aeroplanes 
79. Hive – a place for bees 
80. Horticulture – the art of cultivating and managing gardens 
81. Homicide – murder of man 
82. Hearse – a vehicle which is used to carry a dead body 
83. Hedonist – one, who believes that pleasure is the chief good (sensual) 
84. Horizon – a line at which the earth and the sky seem to meet 
85. Honorary – holding office without any remuneration 
86. Heretic – one, who acts against religion 
87. Herbivorous – one, who lives on herbs 
88. Insolvent/Bankrupt – a person who is unable to pay his debts 
89. Inaudible – a sound that cannot be heard 
90. Inaccessible – that cannot be easily approached 
91. Incorrigible – incapable of being corrected 
92. Irreparable – incapable of being repaired 
93. Illegible – incapable of being read 
94. Inevitable – incapable of being avoided 
95. Impracticable – incapable of being practised 
96. Immigrant – a person who comes to one country from another in order to settle there 
97. Invincible – one, too strong to be overcome 
98. Indelible – that cannot be erased 
99. Incognito – travelling under another name than one's own 
100. Indefatigable – one, who does not tire easily 
101. Infallible – one, who is free from all mistakes and failures 
102. Invigilator – one, who supervises in the examination hall 
103. Itinerant – one, who journeys from place to place 
104. Infirmary – a home or room used for ill or injured people 
105. Infanticide – murder of an infant 
106. Infantry – soldiers, who fight on foot 
107. Inflammable – liable to catch fire easily 
108. Interregnum – a period of interval between two reigns or governments 
109. Kennel – a place for dogs 
110. Lunatic asylum – a home for lunatics 
111. Lexicographer – one, who compiles a dictionary 
112. Loquacious – one, who talks continuously 
113. Linguist – one, who is skilled in foreign languages 
114. Lapidist – one, who cuts precious stones 
115. Misanthrope – a hater of mankind 
116. Misogamist – one, who hates marriage 
117. Mortuary – a place, where dead bodies are kept for post mortem 
118. Mercenery – working only for the sake of money 
119. Matricide – murder of mother 
120. Martyr – one, who dies for a noble cause 
121. Maiden speech – the first speech delivered by a person 
122. Mint – a place where coins are made 
123. Misogynist – a hater of womankind 
124. Morgue – a place, where dead bodies are kept for identification 
125. Mammals – animals which give milk 
126. Monogamy – the practice of marrying one at a time 
127. Missionary – a person, who is sent to propagate religion 
128. Numismatics – the study of coins 
129. Namesake – a person having same name as another 
130. Nostalgia – a strong desire to return home, home sickness 
131. Novice or Tyro – one, new to anything, inexperienced 
132. Narcotic – a medicine for producing sleep 
133. Optimist – a person who looks at the brighter side of things 
134. Orphan – one, who has lost parents 
135. Omnipresent – one, who is present everywhere 
136. Omnipotent – one, who is all powerful 
137. Omniscient – one, who knows everything 
138. Opaque – that which cannot be seen through 
139. Obituary – an account in the newspaper of the funeral of the one deceased 
140. Orphanage – a home for orphans 
141. Obstetrician – one, who is skilled in midwifery 
142. Ostler – one, who looks after horses at an inn 
143. Omnivorous – one, who eats everything 
144. Pessimist – a person who looks at the darker side of things 
145. Potable – fit to drink 
146. Post mortem – an examination of dead body 
147. Philanthropist – a lover of mankind 
148. Patricide – murder of father 
149. Philatelist – one, who collects stamps 
150. Plagiarism – literary theft or passing off an author's original work as one's own 
151. Polygamy – the practice of marrying more than one wife at a time 
152. Polyandry – the practice of marrying more than one husband at a time 
153. Philogynist – a lover of womankind 
154. Plebiscite – (a decision made by) votes of all qualified citizens 
155. Philanderer – one, who amuses himself by love making 
156. Philistine – one who does not care for art and literature 
157. Plutocracy – government by the rich 
158. Pseudonym – an imaginary name assumed by an author for disguise 
159. Posthumous – a child born after the death of his father or the book published after the death of the writer 
160. Panacea – a remedy for all diseases 
161. Paediatrician – a person, who is specialist in child diseases 
162. Platitude – ordinary remarks often repeated 
163. Pedant – one, who makes a vain display of his knowledge 
164. Polyglot – one, who speaks many languages 
165. Paleography – the study of ancient writing
166. Posse – a number of policemen called to quell a riot 
167. Parole – pledge given by a prisoner for temporary release, not to escape 
168. Pedestrian – one, who goes on foot 
169. Portable – that can be carried easily 
170. Quarantine – an act of separation from other persons to avoid infection 
171. Rhetoric – the art of elegant speech or writing 
172. Regicide – murder of King or Queen 
173. Sacrilege – violating or profaning religious things/places 
174. Sculptor – one, who cuts in stones 
175. Suicide – murder of oneself 
176. Stable – a place for horses 
177. Somnambulist – a person, who walks in sleep 
178. Somniloquist – a person, who talks in sleep 
179. Souvenir – a thing kept as a reminder of a person, place or event 
180. Swan song – the last work (literary) of a writer 
181. Sot, Toper – one, who is a habitual drunkard 
182. Sinecure – a job with high salary but little responsibility 
183. Stoic – a person, who is indifferent to pleasure and pain and has control over his passions 
184. Sanatorium – a place for the sick to recover health 
185. Sororicide – murder of sister 
186. Triennial – an event which happens once in three years 
187. Truant – a person/student who absents himself from class or duty without permission 
188. Teetotaller – one, who does not take any intoxicating drink 
189. Transparent – that which can be seen through 
190. Theocracy – government by religious principles 
191. Uxorious – one extremely fond of one's wife 
192. Utopia – an imaginary perfect social and political system 
193. Uxoricide – murder of wife 
194. Verbatim – repetition of speech or writing word for word 
195. Volunteer – one, who offers one's services
196. Virgin – a woman who has no sexual experience 
197. Versatile – interested in and clever at many different things 
198. Veteran – one, who has a long experience of any occupation 
199. Venial – a fault that may be forgiven 
200. Wardrobe – a place for clothes