Support and Substructure

Support noun - A structure that holds up or serves as a foundation for something else.

Substructure is a synonym for support in pillar topic. In some cases you can use "Substructure" instead a noun "Support", when it comes to topics like something that holds up structure.

Nearby Words: supported, supporter, supporting, supportive, supportable

Substructure noun - Lowest support of a structure.

Support is a synonym for substructure in basis topic. Sometimes you can use "Support" instead a noun "Substructure", if it concerns topics such as base, bottom, foundation, basis for something physical or mental.

Nearby Word: substruction