telefax vs telecommunicate

telefax and telecommunicate both are verbs.

Word	Noun	Adjective	Verb	Adverb
telefax	No	No	Yes	No
telecommunicate	No	No	Yes	No

As verbs, telecommunicate is a hypernym of telefax; that is, telecommunicate is a word with a broader meaning than telefax:

telefax: send something via a facsimile machine
telecommunicate: communicate over long distances, as via the telephone or e-mail

telefax (verb)	telecommunicate (verb)
send something via a facsimile machine	communicate over long distances, as via the telephone or e-mail