13-Letter Words Containing: A,F,I,O,O,R,T

• (mathematics) the resolution of an expression into factors such that when multiplied together they give the original expression

• the act of making formal (as by stating formal rules governing classes of expressions)

• a confectioner's shop

• the act of treating something to make it repel water

• a coating capable of making a surface waterproof

• defensive structure consisting of walls or mounds built around a stronghold to strengthen it

• the art or science of strengthening defenses

• the addition of an ingredient for the purpose of enrichment (as the addition of alcohol to wine or the addition of vitamins to food)

• a loud utterance; often in protest or opposition

• Any of a group of enzymes, containing flavin, that act as dehydrogenases

• strong feelings of embarrassment

• the localized death of living cells (as from infection or the interruption of blood supply)

• an instance in which you are caused to lose your prestige or self-respect

• (Christianity) the act of mortifying the lusts of the flesh by self-denial and privation (especially by bodily pain or discomfort inflicted on yourself)