contact vs touching

contact and touching both are nouns.

Word	Noun	Adjective	Verb	Adverb
contact	Yes	No	Yes	No
touching	Yes	Yes	No	No

As nouns, touching is a hypernym of contact; that is, touching is a word with a broader meaning than contact:

Other hypernyms of contact include touch.

As nouns, touching is a hyponym of contact; that is, touching is a word with a more specific, narrower meaning than contact:

Other hyponyms of contact include collision, hit, engagement, interlocking, mesh, meshing, flick, impact, touch.

contact (noun)	touching (noun)
the act of touching physically	the act of putting two things together with no space between them
close interaction	the event of something coming in contact with the body
(electronics) a junction where things (as two electrical conductors) touch or are in physical contact
a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication
a channel for communication between groups
a communicative interaction
the physical coming together of two or more things
a person who is in a position to give you special assistance
the state or condition of touching or of being in immediate proximity

contact (adjective)	touching (adjective)
	arousing affect

contact (verb)	touching (verb)
be in or establish communication with
be in direct physical contact with; make contact