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Definitions

speculate

[spek-yuh-leyt] / ˈspɛk yəˌleɪt /
VERB
think about deeply and theorize
Synonyms
STRONGEST
contemplate figure out guess hypothesize read reflect ruminate surmise weigh wonder
STRONG
brainstorm cerebrate cogitate conjecture consider deliberate excogitate figure guesstimate meditate muse reason review scheme study suppose suspect
WEAK
beat one's brains build castles in air call it call the turn chew over dope out have a hunch hazard a guess head-trip kick around pipe-dream psych out read between lines run it up flagpole size up
Antonyms
STRONGEST
disregard ignore neglect
STRONG
dismiss forget know
WEAK
abstain
VERB
gamble, risk
Synonyms
STRONG
dare hazard play plunge venture
WEAK
make book margin up play the market pour money into spec stick neck out take a chance take a flier take a fling wildcat
Antonyms
WEAK
abstain ignore neglect

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Blockchain-powered platforms such as Polymarket and Kalshi offer users the chance to speculate on anything from the weather to baseball to US foreign policy.

From BBC • Apr. 19, 2026

But she was the only medical professional willing to speculate with me.

From Slate • Apr. 18, 2026

At this time, Adams is hesitant to speculate on a possible public opening date.

From Los Angeles Times • Apr. 16, 2026

That deal has led investors to speculate about much higher valuations for spectrum holdings in the future.

From Barron's • Apr. 14, 2026

“That’s the kinda thing you just can’t speculate about,” Bobby says.

From "It’s Kind of a Funny Story" by Ned Vizzini

Vocabulary lists containing speculate

Jim Burke's Academic Vocabulary List

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Common Senses: Spec, Spect, Spic ("Look")

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The Secret Life of Bees

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!