Necessary Opposite Adjectives

good at learning things, understanding ideas, and thinking clearly

He is an intelligent critic who always provides insightful feedback.

lacking the ability to understand, reason, or make good decisions

Although John was unintelligent in school, he later became successful in business.

bringing enjoyment and happiness

Reading a good book on a rainy day is one of life's pleasant experiences.

not liked or enjoyed

It's unpleasant to work in an office with no windows.

giving attention or thought to what we are doing to avoid doing something wrong, hurting ourselves, or damaging something

Be careful when crossing the street.

not paying enough attention to what we are doing

He is a careless eater and often spills food on his clothes.

showing good manners and respectful behavior towards others

He's a polite young man who always helps his neighbors.

having bad manners or behavior

He was impolite and didn't thank the waiter for his service.

(of a person or their manner) kind and nice toward other people

Despite his fame, he is a friendly and approachable person.

not kind or nice toward other people

Our new neighbor is quite unfriendly and hardly ever says hello.

conforming to what is generally anticipated or considered typical

The usual procedure involves filling out the form first.

not commonly happening or done

His quiet behavior at the party was unusual.

having or bringing good luck

He felt lucky to have seen a shooting star.

having or bringing bad luck

He was unlucky to fall sick just before his vacation.

to bring something to an end by making it whole

She completes her assignments before the deadline.

not having all the necessary parts

His application was incomplete, so it got rejected.

(of a person) not having physical or mental problems

Despite her age, she's very healthy and active.

not having a good physical or mental condition

From his unhealthy appearance, it was clear that Tom had been skipping meals frequently.

receiving a lot of love and attention from many people

Harry Potter books are very popular among teenagers.

not liked or approved of by a large number of people

Despite its health benefits, broccoli remains unpopular with a lot of people.

protected from any danger

The children are quite safe here, playing under the watchful eye of their parents.

having a high degree of risk or danger

After hearing strange noises in the house, she feels unsafe staying there alone.

in a way that is right or satisfactory

She performed well in the exam, earning top marks.

not feeling physically or mentally healthy or fit

Despite being unwell, he finished the marathon.

having a lot of value

Conserving water is important for the sustainable use of natural resources.

having no value or significance

His unkind words were unimportant to her because she knew her worth.

able to exist, happen, or be done

Even when it seems unlikely, making new friends in a new city is possible.

not able to occur, exist, or be done

Despite all his efforts, he found it impossible to forget his past.

suitable for fancy, important, serious, or official occasions and situations

Formal education typically takes place in schools or universities.

suitable for friendly, relaxed, casual, or unofficial occasions and situations

The club had an informal dress code, so jeans and t-shirts were acceptable.

not alive anymore

He found a dead rabbit by the roadside.

continuing to exist, breathe, and function

She felt grateful to be alive after surviving the car accident.