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Assure vs. Ensure: What's the Difference?

Edited by Huma Saeed || By Sawaira Riaz || Published on November 7, 2023
Assure: comfort someone as a certainty; Ensure: make certain something will occur.

Key Differences

"Assure" typically involves giving someone confidence in the certainty of an outcome, often about a concern they have. "Ensure," however, is about taking action to make certain that a specific outcome happens.
Sawaira Riaz
Nov 07, 2023
When you assure someone, you're seeking to remove doubt or anxiety in a person's mind. On the flip side, when you ensure something, you're guaranteeing an outcome through your actions or preparations.
Sawaira Riaz
Nov 07, 2023
Assuring is more about providing emotional support or peace of mind, indicating a communicative act directed at someone's psychological state. Ensuring is more operational, indicating actions directed at effecting a certain outcome.
Sawaira Riaz
Nov 07, 2023
To assure is to tell someone something positively to dispel any doubts, while to ensure is to make sure something will or won’t happen by taking necessary actions.
Sara Rehman
Nov 07, 2023
Using "assure" requires an object person to whom the assurance is made, while "ensure" requires an object thing or event whose certainty or outcome is being secured.
Janet White
Nov 07, 2023
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Comparison Chart

Primary function

Emotional support, dispelling doubts
Making an outcome certain
Sawaira Riaz
Nov 07, 2023

Requires

An object person
An object event or outcome
Sawaira Riaz
Nov 07, 2023

Context

Subjective, psychological
Objective, operational
Sawaira Riaz
Nov 07, 2023

Connection

Interpersonal
Task or result-oriented
Sawaira Riaz
Nov 07, 2023

Action

Verbal commitment, promise
Physical or preparatory action
Harlon Moss
Nov 07, 2023
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Assure and Ensure Definitions

Assure

To inform positively, dispel doubts.
I assure you, everything will be fine.
Harlon Moss
Oct 21, 2023

Ensure

To be certain or guarantee (something).
This letter will ensure our communication stays private.
Sara Rehman
Oct 21, 2023

Assure

To make something certain to happen.
This strategy assures our victory.
Janet White
Oct 21, 2023

Ensure

To make sure or certain.
Steps were taken to ensure accuracy in the report.
Aimie Carlson
Oct 21, 2023

Assure

To promise or say with confidence.
I can assure you of his loyalty.
Sara Rehman
Oct 21, 2023
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Ensure

To make something inevitable.
Proper planning ensures success.
Harlon Moss
Oct 21, 2023

Assure

To make safe or secure.
Measures are taken to assure their safety.
Harlon Moss
Oct 21, 2023

Ensure

To make certain that (something) shall occur or be the case.
She ensured she locked the door.
Aimie Carlson
Oct 21, 2023

Assure

To inform positively, as to remove doubt
Assured us that the train would be on time.
Sawaira Riaz
Oct 13, 2023

Ensure

To make sure or certain; insure
Our precautions ensured our safety. See Usage Note at assure.
Sawaira Riaz
Oct 13, 2023

Assure

To cause to feel sure
A gesture that assured her of his devotion.
Sawaira Riaz
Oct 13, 2023

Ensure

(transitive) To make a pledge to (someone); to promise, guarantee (someone of something); to assure.
Sawaira Riaz
Oct 13, 2023

Assure

To give confidence to; reassure.
Sawaira Riaz
Oct 13, 2023

Ensure

(intransitive) To make sure or certain of something (usually some future event or condition).
I use an alarm clock to ensure that I get up on time.
Sawaira Riaz
Oct 13, 2023

Assure

To make certain; ensure
"Nothing in history assures the success of our civilization" (Herbert J. Muller).
Sawaira Riaz
Oct 13, 2023

Ensure

To make sure. See Insure.
Sawaira Riaz
Oct 13, 2023

Assure

To make safe or secure
"We would rather forgo certain benefits in order to be assured against certain evils" (Alfred E. Smith).
Sawaira Riaz
Oct 13, 2023

Ensure

To betroth.
Sawaira Riaz
Oct 13, 2023

Assure

Chiefly British To insure, as against loss.
Sawaira Riaz
Oct 13, 2023

Ensure

Make certain of;
This nest egg will ensure a nice retirement for us
Preparation will guarantee success!
Sawaira Riaz
Oct 13, 2023

Assure

(transitive) To make sure and secure; ensure.
Sawaira Riaz
Oct 13, 2023

Ensure

Be careful or certain to do something; make certain of something;
He verified that the valves were closed
See that the curtains are closed
Control the quality of the product
Sawaira Riaz
Oct 13, 2023

Assure

To give (someone) confidence in the trustworthiness of (something).
I assure you that the program will work smoothly when we demonstrate it to the client.
He assured of his commitment to her happiness.
Sawaira Riaz
Oct 13, 2023

Ensure

To secure or guarantee.
The reservation ensures we have a seat.
Harlon Moss
Oct 21, 2023

Assure

(obsolete) To guarantee, promise (to do something).
Sawaira Riaz
Oct 13, 2023

Assure

(transitive) To reassure.
Sawaira Riaz
Oct 13, 2023

Assure

To make sure or certain; to render confident by a promise, declaration, or other evidence.
His promise that thy seed shall bruise our foe . . . Assures me that the bitterness of deathIs past, and we shall live.
Sawaira Riaz
Oct 13, 2023

Assure

To declare to, solemnly; to assert to (any one) with the design of inspiring belief or confidence.
I dare assure thee that no enemyShall ever take alive the noble Brutus.
Sawaira Riaz
Oct 13, 2023

Assure

To confirm; to make certain or secure.
And it shall be assured to him.
And hereby we know that we are of the truth, and shall assure our hearts before him.
Sawaira Riaz
Oct 13, 2023

Assure

To affiance; to betroth.
Sawaira Riaz
Oct 13, 2023

Assure

To insure; to covenant to indemnify for loss, or to pay a specified sum at death. See Insure.
Sawaira Riaz
Oct 13, 2023

Assure

Make certain of;
This nest egg will ensure a nice retirement for us
Preparation will guarantee success!
Sawaira Riaz
Oct 13, 2023

Assure

Inform positively and with certainty and confidence;
I tell you that man is a crook!
Sawaira Riaz
Oct 13, 2023

Assure

Assure somebody of the truth of something with the intention of giving the listener confidence;
I assured him that traveling to Cambodia was safe
Sawaira Riaz
Oct 13, 2023

Assure

Be careful or certain to do something; make certain of something;
He verified that the valves were closed
See that the curtains are closed
Control the quality of the product
Sawaira Riaz
Oct 13, 2023

Assure

Cause to feel sure; give reassurance to;
The airline tried to reassure the customers that the planes were safe
Sawaira Riaz
Oct 13, 2023

Assure

Make a promise or commitment
Sawaira Riaz
Oct 13, 2023

Assure

To give confidence in the reliability of something.
The certificate assures the product's quality.
Sara Rehman
Oct 21, 2023

FAQs

Does "assure" provide emotional comfort?

Yes, it often aims to comfort or relieve doubt.
Sawaira Riaz
Nov 07, 2023

Is "assure" interpersonal?

Typically, it involves direct communication.
Sara Rehman
Nov 07, 2023

Is "ensure" about future outcomes?

Primarily, it's to secure a future condition or event.
Harlon Moss
Nov 07, 2023

Can "ensure" refer to preventing something?

Yes, it can ensure something doesn't happen.
Aimie Carlson
Nov 07, 2023

Can "assure" guarantee an outcome?

It's more about promise or confidence than guarantee.
Janet White
Nov 07, 2023

Does "assure" require an object person?

Yes, someone is assured.
Sawaira Riaz
Nov 07, 2023

Can "assure" be formal?

Yes, especially in professional or serious contexts.
Sawaira Riaz
Nov 07, 2023

Is "ensure" about certainty?

Yes, it's making an outcome certain.
Sawaira Riaz
Nov 07, 2023

Can "assure" be used for objects?

No, "assure" is used for people.
Sawaira Riaz
Nov 07, 2023

Does "ensure" require action?

Yes, actions or measures to guarantee something.
Sawaira Riaz
Nov 07, 2023

Is "ensure" used without a direct object?

Rarely, it usually ensures something specific.
Aimie Carlson
Nov 07, 2023

Is "assure" a commitment?

Often, it's a form of personal commitment.
Janet White
Nov 07, 2023

Can "ensure" relate to safety?

Yes, it can ensure safety or security.
Janet White
Nov 07, 2023

Does "assure" involve action?

It's more about speech or communication.
Harlon Moss
Nov 07, 2023

Can "ensure" be about quality?

Yes, it can ensure quality or standards.
Sawaira Riaz
Nov 07, 2023

Does "ensure" affect the future?

Yes, it's about influencing future outcomes.
Sara Rehman
Nov 07, 2023

Is "ensure" passive?

No, it's about active certainty of outcomes.
Janet White
Nov 07, 2023

Does "assure" imply certainty?

It conveys confidence more than absolute certainty.
Sara Rehman
Nov 07, 2023

Can "ensure" be a guarantee?

Yes, it often acts as a guarantee.
Sawaira Riaz
Nov 07, 2023

Is "assure" subjective?

Often, as it's about perception or feeling.
Sawaira Riaz
Nov 07, 2023
About Author
Written by
Sawaira Riaz
Sawaira is a dedicated content editor at difference.wiki, where she meticulously refines articles to ensure clarity and accuracy. With a keen eye for detail, she upholds the site's commitment to delivering insightful and precise content.
Edited by
Huma Saeed
Huma is a renowned researcher acclaimed for her innovative work in Difference Wiki. Her dedication has led to key breakthroughs, establishing her prominence in academia. Her contributions continually inspire and guide her field.

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