guarantee
This word carries a heavy weight of legal and financial certainty. It is not a casual promise; it is a binding commitment that implies a penalty or a remedy if the promise is broken. In commercial settings, it transforms a risk into a certainty for the buyer. When used as a verb in a non-commercial sense, it describes an inevitable causal link. Saying something is guaranteed suggests that the outcome is locked in by logic or fate, leaving no room for chance or failure.
Countable when referring to a specific legal document or a written warranty. Uncountable when referring to the general concept of providing assurance.
Meanings
To provide a formal assurance that certain conditions will be fulfilled or that a product will be repaired or replaced if it fails.
"The company will guarantee the appliance for two years."
To ensure that a particular outcome or result will definitely happen.
"Hard work does not always guarantee success."
A formal written promise, usually provided by a manufacturer, to repair or replace a product if it breaks within a specific period.
"The television comes with a one year guarantee."
A formal pledge or assurance that a certain condition will be met or a payment will be made.
"The bank required a personal guarantee before approving the loan."
Phrasal Verbs
guarantee against
to provide protection or a promise that a specific negative event will not occur
The new coating is designed to guarantee against rust and corrosion.