ping vs contact

ping and contact both are nouns.

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

As verbs, contact is a hypernym of ping; that is, contact is a word with a broader meaning than ping:

ping: send a message from one computer to another to check whether it is reachable and active
contact: be in or establish communication with

Other hypernyms of ping include get hold of, get through, reach.

As verbs, contact is a hypernym of ping; that is, contact is a word with a broader meaning than ping:

Other hypernyms of ping include get hold of, get through, reach.

ping (noun)	contact (noun)
a sharp high-pitched resonant sound (as of a sonar echo or a bullet striking metal)	the act of touching physically
	close interaction
	(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

ping (verb)	contact (verb)
send a message from one computer to another to check whether it is reachable and active	be in or establish communication with
contact, usually in order to remind of something	be in direct physical contact with; make contact
hit with a pinging noise
make a short high-pitched sound
sound like a car engine that is firing too early