marker vs warranty

A personal favor owed to someone, whether written or not. 

A counter, especially one used in card games. 

A felt-tipped pen, a marker pen. 

Synonym of IOU, an informal record of a debt. 

A gene or DNA sequence with a known location on a chromosome that can be used to identify individuals or species. 

A substance used as an indicator for diagnosis or other analysis, a biomarker. 

A free or bound morpheme indicating a grammatical function. 

A sewing machine attachment that creases the fabric to mark a line 

Someone who assigns marks on tests, examinations, etc.; a grader. 

The soldier who forms the pilot of a wheeling column or marks the direction of an alignment. 

The ink marks or residue of a felt-tipped pen. 

A scorekeeper, especially one who tallies billiard scores. 

A real or virtual objective, something to be aimed for. 

A player on defense used to mark one or more offensive players. 

A device that fires a paintball. 

A formal certification that a company was the first to approach a competition authority to reveal the existence of a cartel, generally entitling it to greater leniency during the cartel's dissolution and punishment. 

Justification or mandate to do something, especially in terms of one’s personal conduct. 

A written guarantee, usually over a fixed period, provided to someone who buys a product or item, which states that repairs will be provided free of charge in case of damage or a fault. 

A guarantee that a certain outcome or obligation will be fulfilled; security. 

A stipulation of an insurance policy made by an insuree, guaranteeing that the facts of the policy are true and the insurance risk is as stated, which if not fulfilled renders the policy void. 

A legal agreement, either written or oral (an expressed warranty) or implied through the actions of the buyer and seller (an implied warranty), which states that the goods or property in question will be in exactly the same state as promised, such as in a sale of an item or piece of real estate.