Word Confusion: Guarantee vs Guaranty vs Warranty

Plural for the noun and third person present verb: guarantees
Past tense or past participle: guaranteed
Gerund or present participle: guaranteeing

Plural for the noun: guaranties
Third person present verb: guarantees
Past tense or past participle: guaranteed
Gerund or present participle: guarantying, guaranteeing

Plural for the noun and third person present verb: warranties
Past tense or past participle: warrantied
Gerund or present participle: warrantying

• Something that gives a certainty of outcome or condition

[Law] A formal pledge to pay another person’s debt or to perform another person’s obligation in the case of default

• A thing serving as security for a formal pledge to pay another person’s debt
• Less common term for guarantor

A person who gives a guarantee or guaranty

A person to whom a guarantee is made

Verb intransitive:
Provide a formal assurance or promise, especially that certain conditions shall be fulfilled relating to a product, service, or transaction

Verb transitive:
Provide a formal assurance regarding (something, especially a product)

• Provide financial security for
• Underwrite
• [Usually followed by a clause as object] Promise with certainty

To secure, as by giving or taking security

To make oneself answerable for (something) on behalf of someone else who is primarily responsible

To undertake to ensure for another, as rights or possessions

To undertake to protect or indemnify

To undertake (to do something)

• A thing serving as security for a formal pledge to pay another person’s debt
• Less common term for guarantor

The act of giving security

A person who acts as a guarantor

Verb transitive:
To provide a warrant, pledge, or formal assurance

• [In contract law] A promise that something in furtherance of the contract is guaranteed by one of the contractors, especially the seller’s promise that the thing being sold is as promised or represented
• [In an insurance contract] An engagement by the insured party that certain statements are true or that certain conditions shall be fulfilled, the breach of it invalidating the policy
• [In property law] A covenant by which the seller binds themselves and their heirs to secure to the buyer the estate conveyed in the deed
• [In contract law] A term or promise in a contract, breach of which entitles the innocent party to damages but not to treat the contract as discharged by breach
• [Archaic; usually with negative] Justification or grounds for an action or belief

Verb transitive:
To provide a manufacturer’s or dealer’s warranty

It has a one-year guarantee that covers parts and labor.

Past performance is no guarantee of future results.

It’s got a money-back guarantee.

Wealth is no guarantee of happiness.

We used our house as a guarantee for the loan

The bank requires a binding guarantee from a separate cosigner.

“It was a breath-taking pledge, with Obama coming close to making the US the guarantee that Mubarak will act” (Barry).

Verb intransitive:
The con artist guarantees that the dirt pile will yield at least 20 ounces of gold.

The only thing that it guarantees with its product is that your car will meet these New Jersey standards.

Irrespective of market performance, the product guarantees 100 per cent of your money back at the end of five years.

Verb transitive:
The repairs will be guaranteed for three years.

Hmmm, the guaranteed bonus is not very high.

They demanded that $100,000 be deposited to guarantee/guaranty their costs.

No one can guarantee a profit on stocks.

A credit card guarantees your reservation at the hotel.

I’ll need to guarantee the fulfillment of a contract.

The Constitution guarantees freedom of religion.

Insurance is handy to guarantee a person against loss.

I will guarantee to prove every word I stated.

I guarantee that I’ll be there.

Professional advice should be sought before signing or undertaking a personal guaranty.

We used our house as a guaranty for the loan

He left his gold watch as a guaranty that he would bring the car back.

It’s a new refrigerator! Still under guaranty!

The bank requires a binding guaranty from a separate cosigner.

Verb transitive:
They demanded that $100,000 be deposited to guarantee/guaranty their costs.

No one can guaranty a profit on stocks.

Insurance is handy to guaranty a person against loss.

I will guaranty to prove every word I stated.

As your machine is under warranty, I suggest getting it checked.

It’s an express warranty of the quality of goods.

“To obtain a health insurance policy, an insured party may have to warrant that he does not suffer from a terminal disease” (Law).

“If a warranty made by an insured party turns out to be untrue, the insurer may cancel the policy and refuse to cover claims” (Law).

“The covenants or warranties in a general warranty deed do not cover just the period of ownership of this grantor[, but] extend back to the origin of the property” (Kimmons).

A contractual warranty warrants that the facts of the contract are true.

You have no warranty for such an audacious doctrine.

Didja know that a “lifetime warranty” is “the reasonable life of the product — seven years from installation?

Verb transitive:
The automaker warranties its new cars against exterior rust.

A contractual warranty warrants that the facts of the contract are true.

The company warranties the property.