reception vs greeting

reception and greeting both are nouns.

Word	Noun	Adjective	Verb	Adverb
reception	Yes	No	No	No
greeting	Yes	No	No	No

As nouns, greeting is a hypernym of reception; that is, greeting is a word with a broader meaning than reception:

reception: the manner in which something is greeted
greeting: (usually plural) an acknowledgment or expression of good will (especially on meeting)

Other hypernyms of reception include salutation.

reception (noun)	greeting (noun)
the act of receiving	(usually plural) an acknowledgment or expression of good will (especially on meeting)
(American football) the act of catching a pass in football
quality or fidelity of a received broadcast
the manner in which something is greeted
a formal party of people; as after a wedding