speculate

US /ˈspek.jə.leɪt/
UK /ˈspek.jə.leɪt/
"speculate" picture
1.

form a theory or conjecture about a subject without firm evidence

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The police refused to speculate about the cause of the fire.
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We can only speculate on the future of the economy.
:
conjecturetheorizehypothesizeguesssurmise
2.

invest in stocks, property, or other ventures in the hope of making a profit but with the risk of loss

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He lost a fortune speculating on the stock market.
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Many people speculate in real estate, hoping for quick gains.
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gambleventureinvesttrade
:
speculationspeculativespeculatively