Certainty and Doubt - Certainty and Confidence

Here you will learn some English words related to certainty and confidence such as "surely", "positive", and "undeniable".

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Certainty and Doubt
in the bag [phrase]

used to convey that something is guaranteed to be accomplished

Ex: After acing all the practice tests , she felt that success in the exam was in the bag .
inevitable [adjective]

unable to be prevented

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

in a way that cannot be stopped or avoided, and certainly happens

Ex: If you neglect regular maintenance , the car will inevitably experience mechanical issues .
to know [verb]

to be completely certain about something

Ex: I know for a fact that I left my keys on the kitchen counter .

to take steps to confirm if something is correct, safe, or properly arranged

Ex: He made sure to lock the door before going to bed .
no contest [phrase]

used to emphasize that it is obvious who will win a competition, comparison, etc. as the odds are undeniably uneven

used to say that something is undoubtedly true and there are no other alternatives or interpretations concerning it

no way [phrase]

used to indicate that something is impossible, unacceptable, or absolutely will not happen under any conditions

Ex: You 're no way getting my keys after you totaled the car last week .
positive [adjective]

(of a person) having no doubt about something

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

remaining strong and effective even when facing challenges or difficulties

Ex: The theories have been tested in robust ways .
robustly [adverb]

in a tough, solid, and durable way

Ex: The phone case was robustly molded from thick rubber .

the quality of having determination and strength

something that is sure to happen

Ex: The team 's star player executed a perfect slam dunk in the final seconds of the game , securing their victory .
sure [adjective]

(of a person) feeling confident about something being correct or true

Ex: He was sure that his favorite team would win the championship .
sure-fire [adjective]

bound to succeed or happen as expected

surely [adverb]

in a manner showing absolute confidence in the statement

Ex: The train will surely arrive on time ; it 's known for its punctuality .

to be certain that something is good or useful

Ex: Many athletes swear by the benefits of proper hydration for peak performance .

to assume without question that something is true

Ex: I suppose I just took it for granted that they were married .

to allow or wait for a situation to become calmer or more stable after a significant change or serious dispute

Ex: They will let the dust settle before announcing any changes to the company structure .
true [adjective]

according to reality or facts

Ex: It 's true that the company made a profit last year , but they also faced some challenges .
truth [noun]

the true principles or facts about something, in contrast to what is imagined or thought

Ex: Journalists strive to report news with integrity and adhere to the highest standards of truth .
undeniable [adjective]

clearly true and therefore impossible to deny or question

Ex: The importance of education in shaping the future of society is undeniable .
undeniably [adverb]

in a way that is definite and cannot be rejected or questioned

Ex: The impact of climate change is undeniably visible .

used to emphasize an opinion or the point one is making

Ex: The scientific evidence presented is without doubt , supporting the theory .
you bet [interjection]

used to strongly affirm or agree with a statement

Ex: