touch system vs touch typing

touch system and touch typing both are nouns.

Word	Noun	Adjective	Verb	Adverb
touch system	Yes	No	No	No
touch typing	Yes	No	No	No

As nouns, touch system and touch typing are synonyms defined as:

touch system and touch typing: typewriting in which the fingers are trained to hit particular keys; typist can read and type at the same time

touch system (noun)	touch typing (noun)
typewriting in which the fingers are trained to hit particular keys; typist can read and type at the same time	typewriting in which the fingers are trained to hit particular keys; typist can read and type at the same time