Basic and Rudiment

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

Rudiment is a synonym for basic in part topic. In some cases you can use "Rudiment" instead a noun "Basic".

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

Rudiment noun - The elementary stages of any subject (usually plural).

Basic is a synonym for rudiment in part topic. You can use "Basic" instead a noun "Rudiment", if it concerns topics such as element, essential.

Nearby Word: rudimentary