joke vs laugh line

joke and laugh line both are nouns.

Word	Noun	Adjective	Verb	Adverb
joke	Yes	No	Yes	No
laugh line	Yes	No	No	No

joke (noun)	laugh line (noun)
a ludicrous or grotesque act done for fun and amusement	the point of a joke or humorous story
activity characterized by good humor	a wrinkle in the skin at the outer corner of your eyes
a triviality not to be taken seriously
a humorous anecdote or remark intended to provoke laughter

joke (verb)	laugh line (verb)
act in a funny or teasing way
tell a joke; speak humorously