celebrate vs observe

celebrate and observe both are verbs.

Word	Noun	Adjective	Verb	Adverb
celebrate	No	No	Yes	No
observe	No	No	Yes	No

As verbs, celebrate and observe are synonyms defined as:

Other synonyms of celebrate include keep.

As verbs, observe is a hypernym of celebrate; that is, observe is a word with a broader meaning than celebrate:

Other hypernyms of celebrate include abide by, honor, honour, respect.

celebrate (verb)	observe (verb)
have a celebration	stick to correctly or closely
behave as expected during of holidays or rites	make mention of
assign great social importance to	watch attentively
	observe with care or pay close attention to
	discover or determine the existence, presence, or fact of by perception with the eyes
	follow with the eyes or the mind
	show respect towards
	behave as expected during of holidays or rites
	conform one's action or practice to