All assure synonyms

verb assure

• convince — If someone or something convinces you of something, they make you believe that it is true or that it exists.
• promise — a declaration that something will or will not be done, given, etc., by one: unkept political promises.
• satisfy — to fulfill the desires, expectations, needs, or demands of (a person, the mind, etc.); give full contentment to: The hearty meal satisfied him.
• persuade — to prevail on (a person) to do something, as by advising or urging: We could not persuade him to wait.
• reassure — to restore to assurance or confidence: His praise reassured me.
• affirm — If you affirm that something is true or that something exists, you state firmly and publicly that it is true or exists.
• vow — a solemn promise, pledge, or personal commitment: marriage vows; a vow of secrecy.
• confirm — If something confirms what you believe, suspect, or fear, it shows that it is definitely true.
• guarantee — a promise or assurance, especially one in writing, that something is of specified quality, content, benefit, etc., or that it will perform satisfactorily for a given length of time: a money-back guarantee.
• insure — to guarantee against loss or harm.
• secure — free from or not exposed to danger or harm; safe.
• sell — to transfer (goods) to or render (services) for another in exchange for money; dispose of to a purchaser for a price: He sold the car to me for $1000.
• inspire — to fill with an animating, quickening, or exalting influence: His courage inspired his followers.
• comfort — If you are doing something in comfort, you are physically relaxed and contented, and are not feeling any pain or other unpleasant sensations.
• soothe — to tranquilize or calm, as a person or the feelings; relieve, comfort, or refresh: soothing someone's anger; to soothe someone with a hot drink.
• bag — A bag is a container made of thin paper or plastic, for example one that is used in shops to put things in that a customer has bought.
• hearten — to give courage or confidence to; cheer.
• aver — If you aver that something is the case, you say very firmly that it is true.
• certify — If someone in an official position certifies something, they officially state that it is true.
• swear — to make a solemn declaration or affirmation by some sacred being or object, as a deity or the Bible.
• pledge — a solemn promise or agreement to do or refrain from doing something: a pledge of aid; a pledge not to wage war.
• attest — To attest something or attest to something means to say, show, or prove that it is true.
• set — to put (something or someone) in a particular place: to set a vase on a table.
• complete — You use complete to emphasize that something is as great in extent, degree, or amount as it possibly can be.
• lock — a tress, curl, or ringlet of hair.
• clinch — If you clinch something you are trying to achieve, such as a business deal or victory in a contest, you succeed in obtaining it.
• ice — the solid form of water, produced by freezing; frozen water.
• cinch — If you say that something is a cinch, you mean that you think it is very easy to do.
• seal — a member of the U.S. Navy’s special operations forces.
• buck up — If you buck someone up or buck up their spirits, you say or do something to make them more cheerful.
• brace up — to call forth one's courage, resolution, etc., as after defeat or disappointment
• nail down — a slender, typically rod-shaped rigid piece of metal, usually in any of numerous standard lengths from a fraction of an inch to several inches and having one end pointed and the other enlarged and flattened, for hammering into or through wood, other building materials, etc., as used in building, in fastening, or in holding separate pieces together.
• lock up — a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, dial, etc.
• make sure — free from doubt as to the reliability, character, action, etc., of something: to be sure of one's data.
• declare — If you declare that something is true, you say that it is true in a firm, deliberate way. You can also declare an attitude or intention.
• substantiate — to establish by proof or competent evidence: to substantiate a charge.
• verify — to prove the truth of, as by evidence or testimony; confirm; substantiate: Events verified his prediction.