begin / start
You can use both start and begin for an activity. "Begin" is more formal than "start": I started playing the piano when I was 8 years old. What time does the meeting start? He's beginning to read more advanced books in English. We left the park when it began to rain.
When you turn on a car or vehicle, use "start": I had to call a mechanic because my car wouldn't start.
In general, begin is used for more formal and more abstract ideas: Scientists are studying how life began on earth. World War II began in 1939.
When you turn on a car or vehicle, use "start":
In general, begin is used for more formal and more abstract ideas:
1. a / an / one
2. able / capable
3. accident / incident
4. accurate / exact / precise
5. ache / pain / hurt
6. actual / current / present
7. administrator / boss / manager
8. adverse / averse
9. advice / advise
10. affect / effect
11. afraid / scared / frightened
12. after / later
13. agenda / itinerary / schedule
14. ago / back / before
15. aid / assist / help
16. aim / goal / objective
17. alien / foreigner / stranger
18. alive / life / live
19. all / whole / every
20. all of / each of
21. all ready / already / all right / alright
22. allow / let / permit
23. allude / elude
24. almost / mostly / nearly
25. alone / lonely / only
26. already / yet
27. also / as well / too
28. altar / alter
29. although / though / even though
30. among / between
31. amoral / immoral
32. amount / number / quantity
33. ancient / antique
34. angry / upset
35. another / other / others
36. answer / reply / respond
37. any / some
38. apartment / flat / studio
39. apologize / sorry
40. apology / excuse
41. appraise / apprise
42. arrive / come / get / reach
43. as far as / as long as / as soon as
44. assure / ensure / insure
45. automobile / car / vehicle
46. await / wait / hope / expect
47. award / reward / prize
48. awkward / embarrassing
49. baggage / luggage
50. beach / coast / shore
51. beautiful / pretty
52. become / get / turn
53. been / gone
54. before / in front of / opposite / across from
55. beg / plead
56. begin / start
57. belong to / belong with / belong in
58. below / under / beneath / underneath
59. beside / besides
60. big / large
61. big / small / long / short / tall / huge / tiny
62. bill / invoice / receipt
63. blanket / comforter / quilt
64. borrow / lend / loan / owe
65. bother / disturb
66. bravery / courage
67. bring / take
68. bring up / grow up
69. Britain / England / the United Kingdom
70. broad / wide
71. by / until
72. can / could / able to
73. capital / capitol
74. carpet / mat / rug
75. ceiling / roof
76. chance / possibility / opportunity
77. change / switch
78. chauffeur / driver
79. city / downtown / town
80. classic / classical
81. clever / intelligent / smart
82. close / shut
83. close to / near / next to
84. cloth / clothes / clothing
85. collect / gather
86. come back / go back / get back
87. compliment / complement
88. concern / concerned / concerning
89. confident / confidant / confidence
90. continually / continuously
91. convince / persuade
92. could / should / would
93. council / counsel
94. critic / critical / criticism / critique
95. cure / treat / heal / recover
96. custom / habit
97. deadly / fatal / lethal
98. decent / descent / dissent
99. decline / deny / refuse / reject
100. defect / fault / flaw
101. definitely / definitively
102. delay / late / postpone
103. despite / in spite of
104. die / died / dead
105. difficult / hard
106. dilemma / quandary
107. dinner / supper / meal / snack
108. dirt / earth / soil
109. dirty / messy
110. disability / handicap / impairment
111. discover / find out / notice / realize
112. discreet / discrete
113. disease / illness
114. disinterested / uninterested
115. distinct / distinctive
116. do / make
117. dress / dressed / wear
118. during / while / meanwhile / meantime
119. e.g. / i.e.
120. early / soon
121. earn / gain / win
122. economic / economical
123. effective / efficient
124. either / neither
125. electric / electrical / electronic
126. empathy / sympathy
127. employees / staff
128. end / finish
129. enough / too
130. enquire / inquire
131. especially / specially
132. every day / everyday
133. ex- / former / previous
134. explore / exploit
135. extend / expand
136. famous / infamous
137. farther / further
138. fee / fare / tax
139. female / feminine / woman
140. few / little / less / fewer
141. fit / match / suit
142. floor / ground
143. for / since
144. forest / jungle / wood / woods
145. fun / funny
146. girl / lady / woman
147. good / well
148. good evening / good night
149. gratuity / tip
150. guarantee / warranty
151. gut / guts
152. hard / hardly
153. have / have got
154. have to / must / need to
155. haven't / don't have
156. hear / listen
157. hijack / kidnap
158. historic / historical
159. holiday / vacation
160. hope / wish
161. hopefully / thankfully
162. hostel / hotel / motel
163. house / home
164. how about...? / what about...?
165. human / humankind / human being / man / mankind
166. hundred / hundreds
167. I / my / me / mine / myself
168. I = subject
169. if / whether
170. If I was... / If I were...
171. ignore / neglect
172. ill / sick
173. impending / pending
174. imply / infer
175. in / into / inside / within
176. in / on / at
177. incite / insight
178. income / salary / wage
179. Indian / indigenous / Native American
180. inhabit / live / reside
181. intend / tend
182. interested / interesting
183. interfere / intervene
184. its / it's
185. job / work / career
186. just / only
187. kinds / types / sorts
188. know / meet
189. last / latest
190. last / past
191. late / lately
192. lay / lie
193. like / as
194. little / small
195. look / see / watch
196. lose / loose
197. lose / miss
198. made of / made from
199. marriage / married / wedding
200. may / might
201. moral / morale
202. Mr. / Mrs. / Ms. / Miss
203. music / song
204. nausea / nauseous / queasy
205. north / northern
206. notable / noticeable
207. ocean / sea / lake / pond
208. oppress / suppress / repress
209. overtake / take over
210. pass away / pass out
211. pass the time / spend time
212. peak / pique
213. persons / peoples
214. poison / venom
215. politics / policy
216. poor / pore / pour
217. pray / prey
218. principal / principle
219. problem / trouble
220. quiet / silent
221. raise / rise / arise
222. regard / regards / regardless
223. regretful / regrettable
224. relation / relationship
225. remember / remind / reminder
226. replace / substitute
227. resolve / solve
228. review / revise
229. rob / thief / steal
230. safety / security
231. sale / sell
232. say / tell / speak
233. scream / shout
234. sensible / sensitive
235. shade / shadow
236. so / such
237. so / very / a lot
238. some time / sometime / sometimes
239. stuff / things
240. such as / as such
241. suppose / supposed to
242. then / than
243. think about / think of
244. tide / waves
245. till / until
246. to / for
247. too / very
248. travel / trip / journey
249. United
250. wake / awake / sleep / asleep
251. wander / wonder
252. wary / weary
253. what / which
254. which / that
255. who / whom
256. will / would
257. worse / worst
258. year-old / years old