groom vs wedding

groom and wedding both are nouns.

Word	Noun	Adjective	Verb	Adverb
groom	Yes	No	Yes	No
wedding	Yes	No	No	No

groom (noun)	wedding (noun)
a man who has recently been married	the act of marrying; the nuptial ceremony
someone employed in a stable to take care of the horses	the social event at which the ceremony of marriage is performed
a man participant in his own marriage ceremony	a party of people at a wedding

groom (verb)	wedding (verb)
care for one's external appearance
give a neat appearance to
educate for a future role or function