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Inacceptable vs. Unacceptable: Mastering the Correct Spelling

Edited by Aimie Carlson || By Janet White || Updated on March 14, 2024
The incorrect spelling "Inacceptable" is often mistaken for the correct "Unacceptable," which means not satisfactory or allowable.

Which is correct: Inacceptable or Unacceptable

How to spell Unacceptable?

Inacceptable is Incorrect

Unacceptable is Correct


Key Differences

To differentiate "Unacceptable" from the incorrect "Inacceptable," focus on the prefix "un-" as in "unwanted" or "unhappy."
Remember that "un-" negates the root word, making it easy to recall.
You can also use a mnemonic like "Unacceptable starts with 'U,' as in 'U-turn away from what's not okay.'"
Think of the U.N. (United Nations) as standing against unacceptable conditions globally.

Correct usage of Unacceptable

This level of noise in a library is inacceptable.
This level of noise in a library is unacceptable.
The quality of this work is inacceptable.
The quality of this work is unacceptable.
The conditions in the factory are inacceptable.
The conditions in the factory are unacceptable.
His behavior at the meeting was inacceptable.
His behavior at the meeting was unacceptable.
It's inacceptable to arrive so late without notifying anyone.
It's unacceptable to arrive so late without notifying anyone.

Unacceptable Definitions

Unacceptable indicates something that cannot be endured or accepted.
His negligence is unacceptable.
Unacceptable means not suitable or tolerable in quality.
His behavior was unacceptable at the meeting.
Unacceptable signifies something that is not agreeable to taste, preference, or morality.
The food was unacceptable.
Unacceptable denotes being socially or morally inadmissible.
Discrimination is unacceptable.
Unacceptable refers to failing to meet required standards or expectations.
These grades are unacceptable.
Not acceptable; unsatisfactory.
Unsatisfactory; not acceptable
(linguistics) not conforming to accepted usage
Something that is not acceptable.
Not acceptable; not pleasing; not welcome; unpleasant; disagreeable; displeasing; offensive.
Not adequate to give satisfaction;
The coach told his players that defeat was unacceptable
Not acceptable; not welcome;
A word unacceptable in polite society
An unacceptable violation of personal freedom
Used of persons or their behavior;
Impossible behavior
Insufferable insolence
Not conforming to standard usage;
The following use of `access' was judged unacceptable by a panel of linguists; `You can access your cash at any of 300 automatic tellers'

Unacceptable Sentences

Turning in homework late without a good reason is unacceptable.
Leaving trash in the park is unacceptable because it harms the environment.
The coach found the team's lack of effort during practice unacceptable.
Talking over someone when they're speaking is considered unacceptable.
It's unacceptable to be rude to others, even if you're having a bad day.
Cheating on a test is unacceptable and has serious consequences.
It's unacceptable to break promises without a very good reason.
Being disrespectful to teachers or classmates is unacceptable behavior.
Using your phone at the dinner table is often seen as unacceptable.
The school considers bullying in any form to be unacceptable.
It's unacceptable to use someone else's work and call it your own.
Arriving late to class regularly without explanation is unacceptable.
The company said it was unacceptable for deliveries to always be late.
Forgetting to feed a pet when it's your responsibility is unacceptable.
The teacher said that ignoring homework deadlines was unacceptable.
It's unacceptable to leave a mess for others to clean up.
It's unacceptable to ignore safety rules during science experiments.
The quality of this product is unacceptable; it broke the first day I used it.
It's unacceptable to copy someone's homework and pretend it's yours.
Wasting food regularly when many go hungry is unacceptable.
The tenant found the lack of hot water in the apartment unacceptable.
Showing up to an event in inappropriate attire is often considered unacceptable.
Discriminating against others for any reason is completely unacceptable.
It's unacceptable to spread rumors or lies about others.
Ignoring someone's request for help if you can assist is unacceptable.


What is the verb form of Unacceptable?

The verb form is "to accept."

Why is it called Unacceptable?

It's called "Unacceptable" because it denotes something that cannot be accepted or tolerated.

What is the pronunciation of Unacceptable?

The pronunciation is /ˌʌn.əkˈsept.ə.bəl/.

Which vowel is used before Unacceptable?

The vowel "U" is used before "unacceptable."

Which preposition is used with Unacceptable?

Prepositions like "to," "for," and "in" can be used with "unacceptable."

Which conjunction is used with Unacceptable?

Any conjunction can be used, such as "and," "but," or "or," depending on the sentence.

Is Unacceptable a negative or positive word?

Unacceptable is generally considered a negative word.

What is the root word of Unacceptable?

The root word is "accept."

Is Unacceptable a noun or adjective?

Unacceptable is an adjective.

What is the singular form of Unacceptable?

Unacceptable is an adjective and doesn't have a singular or plural form.

What is the plural form of Unacceptable?

Unacceptable is an adjective and doesn't have a singular or plural form.

Is Unacceptable a countable noun?

No, Unacceptable is not a countable noun; it's an adjective.

How many syllables are in Unacceptable?

There are 5 syllables in "Unacceptable."

What is a stressed syllable in Unacceptable?

The second syllable "ac" is stressed.

What is the second form of Unacceptable?

Unacceptable doesn't have forms as it is an adjective.

Is Unacceptable a collective noun?

No, Unacceptable is not a collective noun; it's an adjective.

What is the first form of Unacceptable?

Unacceptable doesn't have forms as it is an adjective.

Is Unacceptable a vowel or consonant?

Unacceptable is neither; it's an adjective.

Is the word Unacceptable imperative?

No, Unacceptable is not imperative; it's an adjective.

What is another term for Unacceptable?

Another term for Unacceptable is "intolerable."

What is the third form of Unacceptable?

Unacceptable doesn't have forms as it is an adjective.

How is Unacceptable used in a sentence?

Unacceptable is used as an adjective, e.g., "His conduct was unacceptable."

Is Unacceptable an adverb?

No, Unacceptable is not an adverb.

Which article is used with Unacceptable?

The articles "a," "an," and "the" can be used with "unacceptable."

Is Unacceptable an abstract noun?

No, Unacceptable is an adjective.

Is the Unacceptable term a metaphor?

No, Unacceptable is not a metaphor.

How do we divide Unacceptable into syllables?

It is divided as Un-ac-cept-a-ble.

What part of speech is Unacceptable?

Unacceptable is an adjective.

What is the opposite of Unacceptable?

The opposite of Unacceptable is "acceptable."

Which determiner is used with Unacceptable?

Determiners like "this," "that," "some," or "any" can be used with "unacceptable."
About Author
Written by
Janet White
Janet White has been an esteemed writer and blogger for Difference Wiki. Holding a Master's degree in Science and Medical Journalism from the prestigious Boston University, she has consistently demonstrated her expertise and passion for her field. When she's not immersed in her work, Janet relishes her time exercising, delving into a good book, and cherishing moments with friends and family.
Edited by
Aimie Carlson
Aimie Carlson, holding a master's degree in English literature, is a fervent English language enthusiast. She lends her writing talents to Difference Wiki, a prominent website that specializes in comparisons, offering readers insightful analyses that both captivate and inform.

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