other ways to say make sure

Certainly! Here are 200 different ways to say “make sure”:

1. Ensure
2. Verify
3. Confirm
4. Check
5. Double-check
6. Triple-check
7. Validate
8. Ascertain
9. Assure
10. Guarantee
11. Establish
12. Certify
13. Secure
14. Be certain
15. Be sure
16. Cross-check
17. Authenticate
18. Prove
19. Validate
20. Affirm
21. Insure
22. Make certain
23. Look into
24. Investigate
25. Monitor
26. Observe
27. Watch
28. Keep an eye on
29. Check up on
30. Oversee
31. Supervise
32. Manage
33. Inspect
34. Scrutinize
35. Examine
36. Audit
37. Appraise
38. Review
39. Assess
40. Test
41. Sample
42. Take stock
43. Keep track of
44. Keep tabs on
45. Regulate
46. Survey
47. Probe
48. Look over
49. Look through
50. Look after
51. Peruse
52. Sift through
53. Scan
54. Glance over
55. Glance through
56. Peek into
57. Peep into
58. Delve into
59. Dig into
60. Explore
61. Research
62. Do a check
63. Do a double-check
64. Make a check
65. Perform a check
66. Make a verification
67. Perform a verification
68. Carry out a check
69. Conduct a check
70. Conduct a verification
71. Go over
72. Go through
73. Run through
74. Run over
75. Comb through
76. Look closely
77. Look carefully
78. Keep an eye out
79. Stay vigilant
80. Stay alert
81. Stay on top
82. Be attentive
83. Be watchful
84. Keep a lookout
85. Maintain vigilance
86. Be on the lookout
87. Be on guard
88. Stand guard
89. Be cautious
90. Be aware
91. Be alert
92. Keep watch
93. Keep a close watch
94. Be on the safe side
95. Be prudent
96. Be observant
97. Be mindful
98. Pay attention
99. Take precautions
100. Exercise caution
101. Take heed
102. Be careful
103. Be thorough
104. Be meticulous
105. Be diligent
106. Be conscientious
107. Keep an eye peeled
108. Keep an eye skinned
109. Have a look
110. Have a peek
111. Have a glance
112. Have a scan
113. Have a review
114. Have a check
115. Have a look-see
116. Take a look
117. Take a peek
118. Take a glance
119. Take a scan
120. Take a review
121. Take a check
122. Take a look-see
123. Make an effort
124. Put in effort
125. Put in the work
126. Put in the time
127. Put in the energy
128. Pay heed
129. Pay mind
130. Keep a sharp eye
131. Keep a keen eye
132. Watch closely
133. Watch carefully
134. Watch with care
135. Watch with caution
136. Guard against
137. Guard for
138. Be guarded
139. Guard yourself
140. Guard your actions
141. Guard your steps
142. Take care
143. Take great care
144. Look into it
145. Keep it in mind
146. Hold it in mind
147. Remember to check
148. Be sure to check
149. Be certain to check
150. Be certain to confirm
151. Make certain
152. Keep in view
153. Keep in sight
154. Be aware of
155. Be wary of
156. Be vigilant of
157. Be mindful of
158. Be watchful of
159. Be careful of
160. Keep a check on
161. Keep control of
162. Keep in control
163. Keep tabs
164. Have control
165. Maintain control
166. Hold control
167. Take control
168. Be in charge
169. Take charge
170. Be responsible
171. Take responsibility
172. Hold responsibility
173. Take oversight
174. Take overview
175. Maintain overview
176. Maintain oversight
177. Keep oversight
178. Keep overview
179. Monitor carefully
180. Watch over
181. Oversee carefully
182. Overlook carefully
183. Examine closely
184. Inspect closely
185. Scrutinize closely
186. Probe carefully
187. Check thoroughly
188. Look after closely
189. Look after carefully
190. Be thorough with
191. Be diligent with
192. Be meticulous with
193. Be conscientious with
194. Double-check thoroughly
195. Triple-check thoroughly
196. Verify carefully
197. Confirm thoroughly
198. Secure thoroughly
199. Assure carefully
200. Guarantee carefully