accept vs observe

accept and observe both are verbs.

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

As verbs, observe is a hyponym of accept; that is, observe is a word with a more specific, narrower meaning than accept:

accept (verb)	observe (verb)
consider or hold as true	stick to correctly or closely
react favorably to; consider right and proper	make mention of
tolerate or accommodate oneself to	watch attentively
be sexually responsive to, used of a female domesticated mammal	observe with care or pay close attention to
give an affirmative reply to; respond favorably to	discover or determine the existence, presence, or fact of by perception with the eyes
receive willingly something given or offered	follow with the eyes or the mind
take on as one's own the expenses or debts of another person	show respect towards
admit into a group or community	behave as expected during of holidays or rites
receive (a report) officially, as from a committee	conform one's action or practice to
make use of or accept for some purpose
be designed to hold or take