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http://www.pu-kumamoto.ac.jp/~rlavin/resources/wordlists/LDV.html

1. sad
2. safe
3. safety
4. sail
5. sale
6. salt
7. same
8. sand
9. satisfaction
10. satisfactory
11. satisfy
12. save
13. say
14. scale
15. scatter
16. scene
17. scenery
18. school
19. science
20. scientific
21. scientist
22. scissors
23. screw
24. sea
25. search
26. season
27. seat
28. second
29. secrecy
30. secret
31. secretary
32. see
33. seed
34. seem
35. seize
36. sell
37. send
38. sensation
39. sense
40. senseless
41. sensible
42. sensitive
43. sentence
44. separate
45. serious
46. servant
47. serve
48. service
49. set
50. settle
51. seven
52. seventh
53. several
54. severe
55. sew
56. sex
57. sexual
58. shade
59. shadow
60. shake
61. shall
62. shame
63. shape
64. share
65. sharp
66. she
67. sheep
68. sheet
69. shelf
70. shell
71. shelter
72. shield
73. shine
74. ship
75. shirt
76. shock
77. shoe
78. shoot
79. shop
80. shopkeeper
81. shore
82. short
83. shot
84. should
85. shoulder
86. shout
87. show
88. shut
89. sick
90. side
91. sideways
92. sight
93. sign
94. signal
95. signature
96. silence
97. silent
98. silk
99. silly
100. silver
101. similar
102. similarity
103. simple
104. since
105. sincere
106. sing
107. single
108. singular
109. sink
110. sister
111. sit
112. situation
113. six
114. sixth
115. size
116. skill
117. skillful
118. skin
119. skirt
120. sky
121. slave
122. sleep
123. slide
124. slight
125. slip
126. slippery
127. slope
128. slow
129. small
130. smell
131. smile
132. smoke
133. smooth
134. snake
135. snow
136. so
137. soap
138. social
139. society
140. sock
141. soft
142. soil
143. soldier
144. solemn
145. solid
146. some
147. somehow
148. someone
149. something
150. sometimes
151. somewhere
152. son
153. song
154. soon
155. sore
156. sorrow
157. sorry
158. sort
159. soul
160. sound
161. soup
162. sour
163. south
164. southern
165. space
166. spacecraft
167. spade
168. speak
169. spear
170. special
171. specialist
172. speech
173. speed
174. spell
175. spend
176. spin
177. spirit
178. spite
179. splendid
180. split
181. spoil
182. spoon
183. sport
184. spot
185. spread
186. spring
187. square
188. stage
189. stair
190. stamp
191. stand
192. standard
193. star
194. start
195. state
196. station
197. stay
198. steady
199. steal
200. steam
201. steel
202. steep
203. stem
204. step
205. stick
206. sticky
207. stiff
208. still
209. sting
210. stitch
211. stomach
212. stone
213. stop
214. store
215. storm
216. story
217. straight
218. strange
219. stranger
220. stream
221. street
222. strength
223. stretch
224. strike
225. string
226. stroke
227. strong
228. structure
229. struggle
230. student
231. study
232. stupid
233. style
234. subject
235. substance
236. subtract
237. succeed
238. success
239. successful
240. such
241. suck
242. sudden
243. suffer
244. sugar
245. suggest
246. suit
247. suitable
248. sum
249. summer
250. sun
251. supper
252. supply
253. support
254. suppose
255. sure
256. surface
257. surprise
258. surround
259. swallow
260. swear
261. sweep
262. sweet
263. swell
264. swim
265. swing
266. sword
267. sympathetic
268. sympathy
269. system