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Basement is a type of foundation which includes an accessible space between the soil and the bottom of the first floor of a home. 

Source: houseplangallery.com

A builder's warranty, which may be backed by the builder or by a third-party warranty company, usually comes in two parts — a workmanship and materials warranty and a structural warranty.

Source: builderpeople.com 

A builder's warranty inspection is a thorough inspection of your newly constructed home that you order before the warranty expires. Most builders provide a 12-month warranty that covers defects with workmanship and materials. 

Source: aahomeinspection.net