scope vs scopal

scope is a noun but scopal is not a noun.

Word	Noun	Adjective	Verb	Adverb
scope	Yes	No	No	No
scopal	No	Yes	No	No

scope (noun)	scopal (noun)
electronic equipment that provides visual images of varying electrical quantities
a magnifier of images of distant objects
an area in which something acts or operates or has power or control:
the state of the environment in which a situation exists

scope (adjective)	scopal (adjective)
	of or relating to scope