Lease
Indorser—The person who guarantees payment; the one who indorses.
Infringe; Infringement—To trespass upon another's rights—as infringement of a patent or copyright.
Installment—An account or note the payment of which is to be made in several parts, at stated intervals.
Insolvent—Unable to pay one's obligations.
Instant—Principally used in correspondence to indicate the present month.
Insurance Policy—A contract between an insurance company and the insured.
Interest—The sum or premium paid for the use of money; one's share in a business or a particular property.