Synonym: chance, conjecture, consider, contemplate, deliberate, gamble, guess, meditate, reflect, risk, study, theorize, venture. Similar words: speculation, spectacular, calculate, articulate, secular, calculation, regulate, stimulate. Meaning: ['spekjəleɪt /-jʊl-] 
v. 1. to believe especially on uncertain or tentative grounds 2. talk over conjecturally, or review in an idle or casual way and with an element of doubt or without sufficient reason to reach a conclusion 3. reflect deeply on a subject 4. invest at a risk.
v. 1. to believe especially on uncertain or tentative grounds 2. talk over conjecturally, or review in an idle or casual way and with an element of doubt or without sufficient reason to reach a conclusion 3. reflect deeply on a subject 4. invest at a risk. 
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61. You can only speculate at how Phoenix featherweight Louie Espinoza would have fared in the bout.
62. We can only speculate why such a large number of young children experiences chronic constipation.
63. Or the fact Florida high schools are permitted to conduct spring football camps that deliver him more finished products, they speculate.
64. One might speculate that compounds like these would melt early, rise to the surface by convection, and accumulate as crust.
65. We in the news biz often speculate on the potency of your influence.
66. It was studiously careful not to speculate beyond the established facts.
67. It is legitimate to speculate about the Devil as long as we do not assume that our speculations have the solidity of holy writ.
68. That is their secret, and will remain so; it behoves us not to pry, only to speculate in passing.
69. Police would not speculate on a motive, except to say that Avanesian had a long-running dispute with his wife.
70. It was the Princesse's evident flush which made Katherine begin to speculate.
71. I would here like to give two examples of such skewed populations and to speculate on the seeming anomaly.
72. It is difficult to speculate on the discrepancies with previously published studies.
73. One can only speculate what magical chess we would have seen in matches with Karpov and Kasparov.
74. In the concluding section we shall speculate as to why this might have been. 6.
75. Usually when you wonder what makes people tick you speculate about such things as their motives,(www.Sentencedict.com) attitudes and feelings.
76. Could it be that one far-off day intelligent computers will speculate about their own lost origins?
77. In the absence of systematic research on these questions one can only speculate on the likely consequences of changes in employment practices.
78. One can only speculate on the effect of long-term unemployment on vandalism, football hooliganism and the crime rate in general.
79. We can speculate on why great things are often accomplished in dull or tacky surroundings.
80. Edouard, who had had plenty of time to speculate, was still surprised by her arrival.
81. The rates are highest in the industrialized world, for reasons that we can only speculate about.
82. Each member is encouraged to speculate on alternative methods of performing the functions at lower cost.
83. One can only speculate, and surely there's a more constructive way to spend one's time?
84. As the fumes cleared from his brain he began to speculate seriously as to how the iconograph worked.
85. It is possible to speculate that this system might enter a region of chaotic behavior in vivo.
86. We might like to speculate how Jefferson or Tocqueville, Orwell or Bonhoeffer might respond to these extraordinary words.
87. Scientists speculate that a giant asteroid hit Earth millions of years ago.
88. We might speculate that those with dementia would be less willing to participate in a research project than the mentally fit.
89. Whitehall officials were unable to explain it fully and refused to speculate when dole queues will start shortening.
90. It is interesting to speculate on the possible reasons for his total obscurity during the intervening years of the Restoration.
More similar words: speculation, spectacular, calculate, articulate, secular, calculation, regulate, stimulate, insulated, manipulate, molecule, particular, aspect, specify, species, special, suspect, particularly, in particular, prospect, spectrum, specific, spectacle, inspector, especially, specialty, regulator, specialize, perspective, introspect.