Synonym: assure, back, certify, endorse, pledge, promise, secure, sponsor, stand for, swear, underwrite, warrant. Antonym: guarantor. Similar words: guarantor, quarantine, guard, on guard, vanguard, lingua franca, fair and square, volunteer. Meaning: [‚gærən'tɪː] 
n. 1. a written assurance that some product or service will be provided or will meet certain specifications 2. a pledge that something will happen or that something is true 3. a collateral agreement to answer for the debt of another in case that person defaults. v. 1. give surety or assume responsibility 2. make certain of 3. promise to do or accomplish 4. stand behind and guarantee the quality, accuracy, or condition of.
n. 1. a written assurance that some product or service will be provided or will meet certain specifications 2. a pledge that something will happen or that something is true 3. a collateral agreement to answer for the debt of another in case that person defaults. v. 1. give surety or assume responsibility 2. make certain of 3. promise to do or accomplish 4. stand behind and guarantee the quality, accuracy, or condition of. 
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91. Blue skies are not a guarantee of continuing fine weather.
92. We guarantee to refund your money if you're not delighted with your purchase.
93. NATO says it will keep a reduced number of modern nuclear weapons to guarantee peace.
94. These qualifications will not guarantee your entry into the police force.
95. Males between 18 and 20 had to leave a deposit as a guarantee of returning to do their military service.
96. Education and knowledge do not necessarily guarantee success - without goal-commitment, tenacity and hard work. Dr T.P.Chia 
97. Opportunity makes realizing achievement possible, but it does not necessarily guarantee success. Dr T.P.Chia
98. Education and knowledge without hard work do not necessarily guarantee success, and imprudence, indiscipline and emotional impulsivity contribute to failure. Dr T.P.Chia
99. It's the possibility that keeps me going, not the guarantee. Nicholas Sparks
100. Love means to commit oneself without guarantee, to give oneself completely in the hope that our love will produce love in the loved person. Love is an act of faith, and whoever is of little faith is also of little love. Erich Fromm
101. Courage is the commitment to begin without any guarantee of success. Johann Wolfgang von Goethe
102. Hard work does not necessarily guarantee success, but no success is possible without hard work. Dr T.P.Chia
103. Action does not guarantee success, but you will definitely lose the chance to be successful if you do not act. Dr T.P.Chia
104. Making good use of time does not guarantee success, but wasting time definitely kills the chance to be successful. Dr T.P.Chia
105. Honesty does not guarantee success, but it is an honorable and respected way to achieve honestly earned success. Dr T.P.Chia
106. A good imagination does not necessarily guarantee success, but all successful people are highly imaginative, creative and inventive. Dr T.P.Chia
107. Education and knowledge - without a positive character - do not guarantee a better future. Dr T.P.Chia
108. There is no guarantee that honest people will always be honest and straightforward, and not all honest people are always reliable and countable. Dr T.P.Chia
109. Homeowner loan is a loan guarantee.
110. Absolute property right can only guarantee liberty in form.
111. Nanshan worsted fabric A Guarantee for Excellent Fabric.
112. The VCR carries a three - year guarantee.
113. Buying a train ticket doesn't guarantee you a seat.
114. How can you guarantee the preciseness of the translation?
115. Individual automobile consumer finance guarantee insurance differs from surety.
116. Internal control is an efficient guarantee to corporate governance.
117. The best guarantee of peace is preparedness for war.
118. I cannot guarantee safe delivery of any international uninsured parcels.
119. Nothing gets the sports world in a tizzy quite like a guarantee.
120. Are you aware of the superannuation guarantee obligations on an employer?
More similar words: guarantor, quarantine, guard, on guard, vanguard, lingua franca, fair and square, volunteer, absenteeism, far and away, paranoid, harangue, far and near, forbearance, appearance, grant, tyrant, errant, warrant, vibrant, frantic, vagrant, ignorant, hydrant, warranty, fragrant, aberrant, tolerant, debutante, exuberant.