B2 Level Wordlist - Certainty and Doubt

Here you will learn some English words about certainty and doubt, such as "ensure", "forecast", "assure", etc. prepared for B2 learners.

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B2 Level Wordlist
to assure
to assure [verb]

to make someone feel confident or certain about someone or something

Ex: The manager assured the team of the company 's commitment to their well-being .
to bet
to bet [verb]

to express confidence or certainty in something happening or being the case

Ex: He 's betting that the new restaurant will become a popular spot in town .
to ensure
to ensure [verb]

to make sure that something will happen

Ex: The teacher is ensuring that students understand the new lesson .
to forecast
to forecast [verb]

to predict future events, based on analysis of present data and conditions

Ex: The software can forecast future trends in user behavior by analyzing historical data .
to guarantee
to guarantee [verb]

to make sure that something will occur

Ex: Rigorous testing guarantees that the software will be bug-free before its release to the public .
to hesitate
to hesitate [verb]

to pause before saying or doing something because of uncertainty or nervousness

Ex: John hesitated before entering the unfamiliar building , wondering if he was in the right place .
ought to
ought to [verb]

used to talk about what one expects or likes to happen

Ex: They ought to win the game , considering their strong performance in recent matches .
to recall
to recall [verb]

to bring back something from the memory

Ex: In therapy , individuals may work to recall suppressed memories for healing .
should
should [verb]

used to indicate a degree of expectation regarding something that is likely to happen

Ex: The company should announce their decision by tomorrow .
to suspect
to suspect [verb]

to think that something is probably true, especially something bad, without having proof

Ex: Considering the clouds on the horizon , I suspect it might rain this afternoon .
would
would [verb]

used to express an opinion about which one is not certain

Ex: They would likely support the initiative if it aligns with their values .
bound
bound [adjective]

likely to happen or sure to experience something

Ex:
sure
sure [adjective]

expected or certain to happen

Ex: If you study consistently , you 're sure to pass the exam with flying colors .
convinced
convinced [adjective]

having a strong belief in something

Ex:
expected
expected [adjective]

anticipated or predicted to happen based on previous knowledge or assumptions

Ex: The expected arrival time of the train is 3:00 PM , but there may be delays due to track maintenance .
inevitable
inevitable [adjective]

unable to be prevented

Ex: Given the current trajectory of climate change , it 's inevitable that sea levels will continue to rise .
rash
rash [adjective]

done without carefully considering what might happen

Ex: They regretted their rash decision to invest all their savings in the volatile stock market .
positive
positive [adjective]

(of a person) having no doubt about something

Ex: The teacher was positive that her students would excel in the upcoming exam .
probable
probable [adjective]

having a high possibility of happening or being true based on available evidence or circumstances

Ex: The detective considered the suspect 's alibi to be probable , as it was supported by multiple witnesses .
uncertain
uncertain [adjective]

(of a person) showing a lack of confidence and having doubts about something

Ex: The travelers were uncertain about their route , so they stopped to ask for directions .
unclear
unclear [adjective]

not exactly known or expressed, often leading to confusion or ambiguity

Ex: Their future plans remain unclear as they are still weighing their options .
no doubt
no doubt [adverb]

used to say that something is likely to happen or is true

Ex: The team 's victory was achieved through hard work and determination , no doubt .
certainty
certainty [noun]

the state of being sure about something, usually when there is proof

Ex: Her certainty about the company 's financial stability allowed her to invest with confidence .
confidence
confidence [noun]

the belief that one can trust or count on someone or something

Ex: His confidence in the product 's quality was evident when he spoke about it to potential customers .
confusion
confusion [noun]

a state of disorder in which people panic and do not know what to do

Ex: The sudden change in plans caused a lot of confusion among the team .
probability
probability [noun]

the likelihood or chance of an event occurring or being true

Ex: The researchers calculated the probability of success for their experiment .
to deceive
to deceive [verb]

to make a person believe something untrue

Ex: It 's unethical to deceive customers with false advertising claims .
somehow
somehow [adverb]

in a way or by some method that is not known or certain

Ex: The team was behind , but they somehow won the game .
scheme
scheme [noun]

a secret plan, particularly one that is made to deceive other people

Ex: The detectives investigated the elaborate scheme to defraud investors .
not necessarily
not necessarily [phrase]

used usually in a response to show that something may not be true

Ex: That is not necessarily true .
you bet
you bet [interjection]

used to strongly affirm or agree with a statement

Ex:
to check out
to check out [verb]

to closely examine to see if someone is suitable or something is true

Ex:
odds
odds [noun]

the likelihood or probability of something actually taking place

Ex: The doctor explained the odds of recovery , giving the patient hope despite the seriousness of the condition .
in stone
in stone [phrase]

in a way that is not possible to be changed

Ex:
to palm off
to palm off [verb]

to dispose of something by giving or selling it to someone else though persuasion or deception

Ex: During the garage sale , she managed to palm off all those old magazines to a collector .
plastic
plastic [adjective]

not seeming real, natural, or genuine

Ex: The actor 's plastic personality made it hard to take him seriously off-screen .
to [go] back on {one's} word
to [go] back on {one's} word [phrase]

to fail to keep a promise or commitment that was previously made

Ex: It 's important not to go back on your word , especially in business deals .
to question
to question [verb]

to have or express uncertainty about something

Ex: The voters questioned the candidate 's promises , wanting more concrete plans for implementation .
B2 Level Wordlist
Electronic Devices Animals Clothes and Fashion Family and Relationships
Art The Human Body Business and Office Crime and Violence
Law Nature Politics Money
Cooking School and Education Buildings and Structures Personality
Love and Romance Music Jobs and Occupations Time
Health and Sickness Foods Driving Drinks
Grammar Monarchy Computers and Networks Outer Space
Wedding Ceremony Plants Working Out Regulations and Requirements
Fairy Tales Certainty and Doubt Scientific Research News and Journalism
Threats and Danger Communication People and Society Determination and Struggles
Self-care Products Bodily Actions Tools Evaluation and Opinion
Assessment and Discourse Religion Shapes and Colors Traveling
The Cinema Change The Weather Farming
Preference Phrasal Verbs Feelings or States of Being Games
War and Peace City Structures World of Science Measurement
Common Verbs General Adverbs Useful Adjectives General Adjectives