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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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CEFR B2 Vocabulary
to assure
to assure
[Verb]

to make someone feel confident or certain about someone or something

Ex: The parent assured the child of their love and support , comforting them during a difficult time .
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to bet
to bet
[Verb]

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

Ex: I bet she 's still in bed .
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to ensure
to ensure
[Verb]

to make sure that something will happen

Ex: The captain ensured the safety of the passengers during the storm .
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to forecast

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

Ex: The financial planner helps clients forecast their future financial needs and goals .
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to guarantee

to make sure that something will occur

Ex: Adequate funding guarantees that the project will be completed on time and within budget .
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to hesitate

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

Ex: In the heated debate , the politician hesitated before addressing the controversial topic .
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ought to
ought to
[Verb]

used to talk about what one expects or likes to happen

Ex: The repair ought to fix the issue with the leaking faucet .
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to recall
to recall
[Verb]

to bring back something from the memory

Ex: A scent can often trigger the ability to recall past experiences .
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should
should
[Verb]

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

Ex: We should see improvements in sales after implementing the new marketing strategy .
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to suspect

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

Ex: They suspect the company may be hiding some important information .
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would
would
[Verb]

used to express an opinion about which one is not certain

Ex: He would hope that his hard work will pay off in the end .
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bound
bound
[Adjective]

likely to happen or sure to experience something

Ex: He was bound to encounter challenges during his journey, given the difficult terrain.
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sure
sure
[Adjective]

expected or certain to happen

Ex: With clear skies and good weather , the outdoor event is sure to be a success .
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convinced
convinced
[Adjective]

having a strong belief in something

Ex: She was convinced that they would find a solution soon.
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expected
expected
[Adjective]

anticipated or predicted to happen based on previous knowledge or assumptions

Ex: The arrival of the package was expected within three to five business days after placing the order.
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inevitable
inevitable
[Adjective]

unable to be prevented

Ex: With tensions escalating between the two countries , war seemed inevitable.
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rash
rash
[Adjective]

done without carefully considering what might happen

Ex: His rash purchase of the expensive car left him struggling with debt .
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positive
positive
[Adjective]

(of a person) having no doubt about something

Ex: The team remained positive despite the setbacks .
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probable
probable
[Adjective]

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

Ex: The archaeologist believes it 's probable that the ancient ruins discovered belong to a previously unknown civilization .
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uncertain
uncertain
[Adjective]

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

Ex: They felt uncertain about investing in the new venture without a detailed business plan .
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unclear
unclear
[Adjective]

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

Ex: His intentions were unclear, making it hard to trust his actions completely .
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no doubt
no doubt
[Adverb]

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

Ex: She will win the competition , no doubt about her skills .
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certainty
certainty
[noun]

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

Ex: His certainty about the project 's success helped persuade others to invest in it .
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confidence

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

Ex: The confidence she had in her financial advisor ’s recommendations helped her make important investment decisions .
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confusion
confusion
[noun]

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

Ex: The confusion at the airport was due to canceled flights and long lines .
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probability

the likelihood or chance of an event occurring or being true

Ex: Understanding probability is essential in making informed decisions in gambling and finance .
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to deceive

to make a person believe something untrue

Ex: Online scams aim to deceive people into providing personal information or money .
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somehow
somehow
[Adverb]

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

Ex: Despite the obstacles , they somehow made it to the top of the mountain .
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scheme
scheme
[noun]

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

Ex: The secret scheme was revealed after months of investigation .
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not necessarily

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

Ex: Being the eldest in the family doesn't necessarily make you the most responsible.
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you bet
you bet
[interjection]

used to strongly affirm or agree with a statement

Ex: " Are you coming to the party ? " — "You bet ! "
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to check out

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

Ex: The team will check out the equipment to ensure it 's in working order .
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to [go] back on a (promise|deal|pledge)

to fail to keep or fulfill a commitment or assurance made to someone

Ex: The politician made a public pledge to prioritize environmental issues, but unfortunately, he went back on his pledge after taking office.
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odds
odds
[noun]

the likelihood or probability of something actually taking place

Ex: Investors weighed the odds of success before deciding to fund the startup .
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in stone
in stone
[phrase]

in a way that is not possible to be changed

Ex: The wedding date is set in stone, and no changes can be made.
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to palm off

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

Ex: When the office upgraded its computers, they tried to palm the old ones off to the interns.
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plastic
plastic
[Adjective]

not seeming real, natural, or genuine

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

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

Ex: He went back on his word by not showing up at the event as he had promised.
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to question

to have or express uncertainty about something

Ex: She questioned her own judgment after making a mistake and sought feedback from colleagues .
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