tickling vs touching

tickling and touching both are nouns.

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

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

Other hypernyms of tickling include touch.

tickling (noun)	touching (noun)
the act of tickling	the act of putting two things together with no space between them
	the event of something coming in contact with the body

tickling (adjective)	touching (adjective)
exciting by touching lightly so as to cause laughter or twitching movements	arousing affect