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Inacceptable vs. Unacceptable — Which is Correct Spelling?

Edited by Tayyaba Rehman — By Fiza Rafique — Updated on March 19, 2024
"Inacceptable" is an incorrect spelling, while "unacceptable" is correct, meaning not satisfactory or allowable.
Inacceptable vs. Unacceptable — Which is Correct Spelling?

Which is correct: Inacceptable or Unacceptable

How to spell Unacceptable?

Inacceptable

Incorrect Spelling

Unacceptable

Correct Spelling
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Key Differences

Think of "accept" as the core word; you simply put "un-" before it.
"Inacceptable" sounds like "inaccurate" but with "accept." Keep them separate.
"In-" is less common for negatives; "inaccurate" is an exception but not "inacceptable."
Visualize a sign saying "unacceptable behavior" as a reminder.
Remember "un-" as the common prefix for negatives, as in "uncertain" or "unaware."
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How Do You Spell Unacceptable Correctly?

Incorrect: His behavior at the meeting was inacceptable.
Correct: His behavior at the meeting was unacceptable.
Incorrect: Their response to the complaint was inacceptable to the customer.
Correct: Their response to the complaint was unacceptable to the customer.
Incorrect: The conditions in the factory were inacceptable and needed improvement.
Correct: The conditions in the factory were unacceptable and needed improvement.
Incorrect: Submitting work late is inacceptable in this class.
Correct: Submitting work late is unacceptable in this class.
Incorrect: The quality of the product is inacceptable for its price.
Correct: The quality of the product is unacceptable for its price.

Unacceptable Definitions

Not tolerable or permissible.
These working conditions are simply unacceptable.
Not suitable or allowable.
That kind of behavior is unacceptable in this establishment.
Not fit for purpose or consideration.
Due to errors, the report was deemed unacceptable.
Not adequate; below the required standard.
His effort was unacceptable for such an important project.
Not satisfactory or pleasing.
The food's quality was unacceptable at the pricey restaurant.
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 Meaning in a Sentence

Offering expired food for sale is unacceptable.
The team's performance this season has been unacceptable.
It's unacceptable for anyone to be treated unfairly at work.
The level of noise in the library became unacceptable.
Leaving trash in the park is unacceptable behavior.
The lack of communication from the organizers was unacceptable.
It is unacceptable to break promises without a good reason.
Discrimination of any kind is unacceptable.
Making fun of someone's difficulties is unacceptable.
Using outdated data in the research was deemed unacceptable.
Using your phone during dinner is considered unacceptable.
An unacceptable number of errors were found in the report.
Ignoring safety protocols is unacceptable in any situation.
It's unacceptable to arrive late without notifying the host.
The company deemed the software's security vulnerabilities unacceptable.
Submitting plagiarized work is absolutely unacceptable.
Selling products that do not meet safety standards is unacceptable.
The aggressive behavior towards the referee was unacceptable.
It's unacceptable to not follow the dress code for formal events.
Overcharging customers for basic services is unacceptable.
The hotel's condition was unacceptable for the price charged.
The wait time for customer service was unacceptable.
An unacceptable amount of waste is produced by disposable packaging.
The state of the public restrooms was completely unacceptable.
Parents found the lack of supervision on the school trip unacceptable.

Common Curiosities

Why is it called unacceptable?

It is called "unacceptable" because it combines the negative prefix "un-" with "acceptable," meaning it doesn't meet a certain standard.

What is the verb form of unacceptable?

The verb form related to "unacceptable" is "accept."

What is the root word of unacceptable?

The root word of "unacceptable" is "accept."

What is the pronunciation of unacceptable?

Unacceptable is pronounced as /ʌnəkˈsɛptəbəl/.

What is the singular form of unacceptable?

Unacceptable is itself in singular form as an adjective.

Which preposition is used with unacceptable?

Prepositions like "for," "to," or "in" can be used with "unacceptable," depending on the context.

Is unacceptable an adverb?

No, "unacceptable" is not an adverb.

Which vowel is used before unacceptable?

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

Is unacceptable an abstract noun?

No, "unacceptable" is an adjective and not an abstract noun.

Is unacceptable a negative or positive word?

"Unacceptable" is a negative word as it indicates a lack of acceptability.

Is unacceptable a vowel or consonant?

The term "unacceptable" is a word and not a single letter, so it's neither a vowel nor a consonant.

What is the plural form of unacceptable?

Unacceptable, being an adjective, doesn't have a plural form. However, nouns it modifies can be plural.

Which conjunction is used with unacceptable?

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

Is unacceptable a collective noun?

No, "unacceptable" is an adjective and not a collective noun.

Is the unacceptable term a metaphor?

No, "unacceptable" is a descriptive term and not a metaphor.

Which determiner is used with unacceptable?

Any appropriate determiner can be used with "unacceptable," such as "this," "that," or "an," depending on the context.

Which article is used with unacceptable?

Both definite ("the") and indefinite ("a" or "an") articles can be used with words modified by "unacceptable."

Is unacceptable a noun or adjective?

Unacceptable is an adjective.

Is unacceptable a countable noun?

No, unacceptable is an adjective and not a countable noun.

Is the word unacceptable imperative?

No, "unacceptable" is an adjective and not an imperative verb.

How many syllables are in unacceptable?

Unacceptable has five syllables.

What is a stressed syllable in unacceptable?

The third syllable "cept" is stressed in "unacceptable."

How is unacceptable used in a sentence?

"It is unacceptable to arrive late for such an important event."

How do we divide unacceptable into syllables?

Unacceptable is divided as un-ac-cept-a-ble.

What part of speech is unacceptable?

Unacceptable is an adjective.

What is another term for unacceptable?

Another term for "unacceptable" is "intolerable."

What is the opposite of unacceptable?

The opposite of "unacceptable" is "acceptable."

What is the first form of unacceptable?

Unacceptable is an adjective and doesn't have verb forms. However, the related verb "accept" has its first form as "accept."

What is the second form of unacceptable?

For the verb "accept," the second form is "accepted."

What is the third form of unacceptable?

For the verb "accept," the third form is "accepted."

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Author Spotlight

Written by
Fiza Rafique
Fiza Rafique is a skilled content writer at AskDifference.com, where she meticulously refines and enhances written pieces. Drawing from her vast editorial expertise, Fiza ensures clarity, accuracy, and precision in every article. Passionate about language, she continually seeks to elevate the quality of content for readers worldwide.
Tayyaba Rehman is a distinguished writer, currently serving as a primary contributor to askdifference.com. As a researcher in semantics and etymology, Tayyaba's passion for the complexity of languages and their distinctions has found a perfect home on the platform. Tayyaba delves into the intricacies of language, distinguishing between commonly confused words and phrases, thereby providing clarity for readers worldwide.

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