leap out vs appear

leap out and appear both are verbs.

Word	Noun	Adjective	Verb	Adverb
leap out	No	No	Yes	No
appear	No	No	Yes	No

As verbs, appear is a hypernym of leap out; that is, appear is a word with a broader meaning than leap out:

As verbs, appear is a hypernym of leap out; that is, appear is a word with a broader meaning than leap out:

leap out: be highly noticeable
appear: give a certain impression of being something or having a certain aspect

Other hypernyms of leap out include look, seem.

leap out (verb)	appear (verb)
jump out from a hiding place and surprise (someone)	come into sight or view
be highly noticeable	be issued or published
	come into being or existence, or appear on the scene
	appear as a character on stage or appear in a play, etc.
	give a certain impression of being something or having a certain aspect
	(of a proposition) seem to be true, probable, or apparent
	present oneself formally, as before a (judicial) authority