get a line vs hear

get a line and hear both are verbs.

Word	Noun	Adjective	Verb	Adverb
get a line	No	No	Yes	No
hear	No	No	Yes	No

As verbs, get a line and hear are synonyms defined as:

get a line and hear: get to know or become aware of, usually accidentally

Other synonyms of get a line include discover, find out, get wind, get word, learn, pick up, see.

get a line (verb)	hear (verb)
get to know or become aware of, usually accidentally	get to know or become aware of, usually accidentally
	perceive (sound) via the auditory sense
	receive a communication from someone
	listen and pay attention
	examine or hear (evidence or a case) by judicial process