9-Letter Words Containing: I,E,R,I,E,S,T

• make free from bacteria

• make infertile

• anything indispensable

• necessary for relief or supply

• provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes

• guarantee payment on; of checks

• authorize officially

• guarantee as meeting a certain standard

• declare legally insane

• determine the length of

• reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities

• bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one

• set straight or right

• make right or correct

• convert into direct current

• cause to become stonelike or stiff or dazed and stunned from fright

• change into stone

• make rigid and set into a conventional pattern

• compose in poetic meter

• convert from a non-metric to the metric system

• the use of brief expressions

• the attribute of being brief or fleeting