contact vs interlocking

contact and interlocking both are nouns.

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

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

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

contact (noun)	interlocking (noun)
the act of touching physically	the act of interlocking or meshing
close interaction	contact by fitting together
(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)	interlocking (adjective)
	linked or locked closely together as by dovetailing

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