Synonym: absolute, certain, decided, definite, positive. Antonym: unsure. Similar words: assure, ensure, for sure, exposure, make sure, measure up, measure up to, measurement. Meaning: [ʃʊr /ʃʊə] 
adj. 1. having or feeling no doubt or uncertainty; confident and assured 2. exercising or taking care great enough to bring assurance 3. certain to occur; destined or inevitable 4. physically secure or dependable 5. reliable in operation or effect 6. (of persons) worthy of trust or confidence 7. infallible or unfailing 8. certain not to fail 9. impossible to doubt or dispute. adv. definitely or positively (`sure' is sometimes used informally for `surely').
adj. 1. having or feeling no doubt or uncertainty; confident and assured 2. exercising or taking care great enough to bring assurance 3. certain to occur; destined or inevitable 4. physically secure or dependable 5. reliable in operation or effect 6. (of persons) worthy of trust or confidence 7. infallible or unfailing 8. certain not to fail 9. impossible to doubt or dispute. adv. definitely or positively (`sure' is sometimes used informally for `surely'). 
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121. There's only one corner of the universe you can be sure of improving, and that's your own self.
122. Please make sure that the house is locked before you leave.
123. We're always sure of a friendly welcome at this hotel.
124. Be sure to cover the fruit with plenty of streusel.
125. I make sure I make time for fishing because it's how I de-stress.
126. Sure certain and affirmation, I already fell in love with you.
127. Make sure both surfaces are free from dust and grit.
128. I'm sure you can make an excellent job next time.
128. Sentencedict.com try its best to collect and build good sentences.
129. We are going to make sure we are in the council chamber every time he speaks.
130. Catherine wasn't sure the book was the right one, but she bought it anyway.
131. Sure, she's only six, but she's old enough to know better than to run off without us.
132. He's not sure about the idea at the moment, but I'm sure we'll win him over in the end.
133. She's sure to get the job she wants - she's a very determined person.
134. She will be sure to blab and it will be all over the town in no time.
135. Try on clothing and shoes to make sure they fit.
136. If an interview is too easy,(sentencedict.com) it's a sure sign that you haven't got the job.
137. Make sure you put the cap back on the pen.
138. Listen carefully to the answer and make sure that your next question follows on.
139. Never mind, next time I'm sure you can do better.
140. Make sure the computers are all off before you go home.
141. He might get there in time, but I can't be sure.
142. I'm sure he'll tell us what's bothering him in the fullness of time.
143. Become a better person and be sure to know who you are before meeting someone new and hoping that person knows who you are.
144. If you don't hear from the builders this week, make sure you chase them up.
145. Make sure you insure your camera against loss or damage.
146. Management has to make sure it does not overpay its staff.
147. I'm sure he will be hunted down in less than a week.
148. Before buying a pram, make sure that it conforms to the official safety standards.
149. I am sure that common sense will prevail in the end.
150. Be sure that you have never had any regrets in your life which only lasts for a few decades. Laugh or cry as you like, and it's meaningless to oppress yourself.
More similar words: assure, ensure, for sure, exposure, make sure, measure up, measure up to, measurement, survey, surgeon, surgery, surface, survival, survivor, surround, insurance, surprising, surrounding, surveillance, surprisingly, bureau, injure, figure, gesture, feature, culture, picture, lecture, texture, venture.