Basic and Building block

Basic noun - (usually plural) a necessary commodity for which demand is constant.

Building block and basic are semantically related. In some cases you can use "Building block" instead a noun "Basic".

Nearby Words: base, basis, basically, basics, basicity

Building block noun - One of the parts that make up a whole.

Basic and building block are semantically related. Sometimes you can use "Basic" instead a noun phrase "Building block".