Synonyms of theorize

theorize

verb

as in to speculate

to think of or suggest ideas about what is possibly true or real; to form or suggest a theory about something

Many scientists have theorized about the possibility of life on other planets.

Synonyms & Similar Words

• speculate
• hypothesize
• think
• postulate
• say
• believe
• presume
• suppose
• assume
• dream
• presuppose
• deduce
• infer
• accept
• swallow
• surmise
• gather
• conclude
• suspect
• guess
• premise
• credit
• hypothecate
• conjecture
• judge
• figure
• conceive
• imagine
• perceive
• suspicion
• insist
• contend
• assert
• take
• affirm
• reckon
• allege
• claim
• declare
• fancy
• maintain
• aver
• avow
• profess
• preconceive
• avouch

Antonyms & Near Antonyms

• doubt
• question
• challenge
• discredit
• disagree (with)
• deny
• wonder (about)
• dispute
• controvert
• disbelieve
• discount
• reject
• distrust
• repudiate
• disavow
• disclaim
• refute
• disprove
• mistrust
• rebut
• disown
• belie
• confute

Example Sentences

Recent Examples of theorize

Chickens are like miniature dinosaurs Some theorize that chickens are related to dinosaurs, which would not be surprising. —Sal Gilbertie, Forbes, 24 Mar. 2025

Richard Buchholz, a professor of biology at the University of Mississippi, theorizes that the size of a gobbler’s snood serves as an indication of good genetics. —Alice Jones Webb, Outdoor Life, 21 Mar. 2025

Researchers theorize that Romans once built a bathhouse on the site, complete with an aqueduct to bring the necessary water, per the statement. —Sonja Anderson, Smithsonian Magazine, 21 Mar. 2025

The show is truly wonderful as a platform for theorizing about sci-fi twists, but season two has proved that, more often than not, the simplest answer happens to be the correct one. —Erin Qualey, Vulture, 20 Mar. 2025