Synonyms of hypothesize

hypothesize

verb

hī-ˈpä-thə-ˌsīz 

as in to say

to take as true or as a fact without actual proof

if we hypothesize that current population trends continue for the next 50 years

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of hypothesize

DePodesta hypothesized that playing catcher at altitude can potentially influence a hitter on offense, lending credence to the idea that his game might be more complete elsewhere. — Sam Blum, New York Times, 22 July 2026

While pinning down the exact reason why these states buck the trend is difficult, Hoell hypothesized the region’s unique summer monsoon rains could alleviate the risk. — Noah Haggerty, Los Angeles Times, 22 July 2026

Like with kiwis, some experts hypothesize that something beyond just fiber helps prunes act on constipation. — Sarah Klein, Time, 10 July 2026

This skewing has been hypothesized as a contributor to the variability in symptoms of Marfan in families with the same mutation. — Roxanne Khamsi, The Atlantic, 7 July 2026