wash up vs appear

wash up and appear both are verbs.

Word	Noun	Adjective	Verb	Adverb
wash up	No	No	Yes	No
appear	No	No	Yes	No

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

wash up (verb)	appear (verb)
wash one's face and hands	come into sight or view
wear out completely	be issued or published
be carried somewhere by water or as if by water	come into being or existence, or appear on the scene
wash dishes	appear as a character on stage or appear in a play, etc.
carry somewhere (of water or current or waves)	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