diagramming vs schematization

diagramming and schematization both are nouns.

Word	Noun	Adjective	Verb	Adverb
diagramming	Yes	No	No	No
schematization	Yes	No	No	No

As nouns, diagramming and schematization are synonyms defined as:

diagramming and schematization: providing a chart or outline of a system

Other synonyms of diagramming include schematisation.

diagramming (noun)	schematization (noun)
providing a chart or outline of a system	providing a chart or outline of a system
	the act of reducing to a scheme or formula