100 Examples of sentences containing the adverb "certain"
Definition
The term "certain" is primarily used as an adjective, meaning "known for sure; established beyond doubt." It can also imply "specific but not explicitly named or identified." However, in some contexts, it can function adverbially to indicate a degree of certainty or assurance about something. When used as an adverb, it suggests that something is definitely or positively the case.
Synonyms
- Sure
 - Definite
 - Positive
 - Unquestionable
 - Undeniable
 - Certain
 
Antonyms
- Uncertain
 - Doubtful
 - Questionable
 - Ambiguous
 - Indefinite
 
Examples
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I am certain that we will succeed.
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She is certain to arrive on time.
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He is certain about his decision.
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They are certain that it will rain tomorrow.
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You can be certain of my support.
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I am certain this is the right way.
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He feels certain about his chances of winning.
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She is certain he will understand.
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We are certain that changes are needed.
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I am certain we will find a solution.
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Are you certain you locked the door?
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She was certain he would call back.
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I am certain it's going to be a great party.
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He is certain that he can finish on time.
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They are certain that they have the correct information.
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I feel certain that this is the best option.
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She seems certain about her choice of career.
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He is certain of his abilities.
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We are certain that the project will succeed.
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She is certain he’ll come through for her.
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I am certain you will enjoy this book.
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He is certain that they will win the game.
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She is certain that her efforts will pay off.
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They are certain there will be no delays.
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I am certain this decision is right for us.
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Are you certain this is the correct answer?
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She is certain about the facts she presented.
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He is certain there are more options available.
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They are certain the meeting will be productive.
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I feel certain that they will understand my perspective.
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She is certain he will help.
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I am certain there’s a better way to approach this.
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He is certain about the timeline for the project.
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They are certain the weather will cooperate.
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I am certain that my team will perform well.
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She feels certain in her abilities.
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He is certain that they are on the right track.
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We are certain that it is the best option available.
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I’m certain that we’ve met before.
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She is certain he will be successful.
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Are you certain about the details?
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He is certain that he can handle the task.
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They are certain that the results will be favorable.
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I am certain this is a worthwhile investment.
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She is certain that her plan will work.
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He feels certain that he made the right choice.
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We are certain that we can resolve this issue.
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I am certain that this is a temporary setback.
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She is certain he will agree with her.
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He is certain that he did his best.
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I am certain this will lead to great opportunities.
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They are certain that they are prepared for anything.
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She feels certain about the future.
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He is certain he can win the competition.
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We are certain this is an important step forward.
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I’m certain that they’ll appreciate the effort.
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She is certain that their friendship will last.
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He is certain that he has the right qualifications.
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They are certain the launch will be a success.
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I am certain this is the best way to approach the issue.
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She is certain he will come through for them.
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He is certain that they will find a way.
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They are certain that their hard work will pay off.
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I am certain that this is the right decision.
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She feels certain that it’s the right time to act.
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He is certain that he understands the assignment.
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We are certain that everyone will enjoy the event.
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I am certain that he will be pleased with the results.
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She is certain that she can learn quickly.
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He is certain they will appreciate the gesture.
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I am certain this will be a memorable experience.
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They are certain that they will achieve their goals.
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She is certain that the outcome will be positive.
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He is certain that he has covered all bases.
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We are certain that this will lead to success.
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I feel certain that they will accept our proposal.
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She is certain that the changes will improve things.
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He is certain there’s no other way to proceed.
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They are certain that they can overcome the challenges.
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I am certain this is a significant opportunity.
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She is certain he will understand her point of view.
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He is certain that they will meet the deadline.
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We are certain that this is a crucial moment.
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I am certain this will be a turning point.
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She feels certain about the path she has chosen.
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He is certain they will enjoy their trip.
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They are certain that they will make a difference.
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I am certain that this is the right approach.
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She is certain he will take it seriously.
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He is certain that he has everything under control.
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I am certain that the team will pull together.
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They are certain that trust is essential in relationships.
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She is certain this will enhance their collaboration.
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He is certain that he has a strong case.
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We are certain that transparency is key.
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I feel certain that we will get through this.
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She is certain he will be grateful for the opportunity.
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He is certain that they can find common ground.
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They are certain this is a step in the right direction.
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I am certain that everything will work out in the end.
 
