Synonym for Confident — Definition, Antonyms, and Examples

When we encounter a challenge we know we can overcome, we aren’t afraid to face it. Sometimes, we may even relish the chance to showcase our abilities and skills. That is the state of being confident. The most common synonym for confident is “sure.”

There are many ways to express your confidence in yourself and others. This guide has examples that should help you be more confident in what you’re saying.

Read on to learn more. 

A person standing on a brown concrete building overlooking a valley of trees
Photo by Ameer Basheer on Unsplash

Definition of Confident

According to the English dictionary, “confident” is an adjective that describes the feeling and quality of having confidence in yourself and others. It means “to trust your abilities and those of others to accomplish a goal.”

For example:

  • I am confident in Jen’s ability to lead.
  • William is a confident boy. He doesn’t shy away from people.
  • To be confident, you first need the courage to change.
  • Roland has my vote of confidence. Give him more time.

Synonym for Confident – Exploring Words with Similar Meanings

Words that describe an optimistic, exciting approach to a challenge or person can be synonyms for “confident.” Below are some similar terms we found in a thesaurus.


This adjective refers to the state of being hopeful and optimistic. It mainly refers to a person who possesses these qualities. A positive person believes in the possibility of achieving something great. 

Its noun form refers to good qualities and traits. It is also an affirmative expression. “Positive” mainly relates to a person’s psychological state in response to a situation.

For example:

  • Stay positive. Things will get better in time.
  • “I’m positive that’s Ellis Brittle.” Said Django.


This adjective describes the state of being energetic and optimistic. The word “upbeat” is mainly related to a person’s excitement.

For example:

  • SpongeBob’s upbeat attitude toward work is admirable.
  • The UFC fighter’s upbeat attitude outside the octagon is unexpected.


When used as an adjective, “assured” refers to being confident in a particular certainty or security. It primarily relates to the fulfillment of a commitment or endeavor.

Its verb form refers to the act of guaranteeing the fulfillment of something.

For example:

  • The bank assured us that we would receive our refund in 5 business days.
  • Damian was assured Bruce would come to rescue him.


Its adjective form refers to the state of believing in something. It implies that the person changed his mind (i.e., he did not believe in it previously.).

As a verb, it refers to persuading someone to act or believe in something by using logic or evidence. The word “convinced” does not carry the same weight as “confident.” Therefore, it is only a near-synonym.

For example:

  • The jury was convinced that the defendant was innocent.
  • Justin convinced Martha to tell the truth.

Antonyms – Exploring Words with Opposite Meanings

Any word that describes a state of doubt or fear can serve as an antonym for “confident.” Below are some examples.


This adjective describes a general state of being unsure about something. There are many forms of uncertainty. It can range from doubt to fear, depending on the level of uncertainty.

For example:

  • The future is uncertain, which is why we must prepare ourselves.
  • He was uncertain of the outcome of his actions. He needed to be cautious. 


This adjective describes someone unsure of one’s abilities, the truthfulness of a circumstance, or the fulfillment of a commitment. Doubt explains a lack of confidence.

For example:

  • The teacher was doubtful that Mike would make it to class on time.
  • John was doubtful of the chancellor’s motives. He didn’t want to carry out his order.


This adjective refers to the state of being afraid of something. We tend to be fearful of things that are uncertain and unknown. Great uncertainty leads to the belief that something is dangerous. We tend to avoid challenges we are afraid of and welcome challenges we are confident of overcoming.

  • Hera didn’t know whether she would make it out alive. She was fearful of the challenges ahead.
  • May was fearful of the future because she had just lost her job.


You become more confident speaking and writing in English by practicing the words you encounter. Consider checking out our other guides to further improve your skills. Remember, there’s always a better way to convey your message

Pam is an expert grammarian with years of experience teaching English, writing and ESL Grammar courses at the university level. She is enamored with all things language and fascinated with how we use words to shape our world.

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