speculate
Verbs
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(v) to believe especially on uncertain or tentative grounds
- Scientists supposed that large dinosaurs lived in swamps
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(v) 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
- We were speculating whether the President had to resign after the scandal
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(v) reflect deeply on a subject
- I mulled over the events of the afternoon
- philosophers have speculated on the question of God for thousands of years
- The scientist must stop to observe and start to excogitate
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(v) invest at a risk
- I bought this house not because I want to live in it but to sell it later at a good price, so I am speculating