paralanguage vs communication

paralanguage and communication both are nouns.

Word	Noun	Adjective	Verb	Adverb
paralanguage	Yes	No	No	No
communication	Yes	No	No	No

As nouns, communication is a hypernym of paralanguage; that is, communication is a word with a broader meaning than paralanguage:

paralanguage: the use of manner of speaking to communicate particular meanings
communication: something that is communicated by or to or between people or groups

paralanguage (noun)	communication (noun)
the use of manner of speaking to communicate particular meanings	something that is communicated by or to or between people or groups
	the activity of communicating; the activity of conveying information
	a connection allowing access between persons or places