Majuscule and Small cap

Majuscule noun - One of the large alphabetic characters used as the first letter in writing or printing proper names and sometimes for emphasis.

Small cap and majuscule are semantically related in upper case written symbol topic. In some cases you can use "Small cap" instead a noun "Majuscule".

Small cap noun - A character having the form of an upper-case letter but the same height as lower-case letters.

Majuscule and small cap are semantically related in upper case written symbol topic. You can use "Majuscule" instead a noun phrase "Small cap".