stenographer vs stenography

stenographer and stenography both are nouns.

Word	Noun	Adjective	Verb	Adverb
stenographer	Yes	No	No	No
stenography	Yes	No	No	No

stenographer (noun)	stenography (noun)
someone skilled in the transcription of speech (especially dictation)	the act or art of writing in shorthand
	a method of writing rapidly using an abbreviated symbolic system