13-Letter Words Containing: O,O,F,I

• (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)

• the confinement of an infection to a limited area

• the act of bringing into focus

• the process of fossilizing a plant or animal that existed in some earlier age; the process of being turned to stone

• becoming inflexible or out of date

• a boisterous celebration; a merry festivity

• someone who is appointed or elected to an office and who holds a position of trust

• the official who holds an office