hymeneals vs wedding ceremony

hymeneals and wedding ceremony both are nouns.

Word	Noun	Adjective	Verb	Adverb
hymeneals	Yes	No	No	No
wedding ceremony	Yes	No	No	No

As nouns, hymeneals and wedding ceremony are synonyms defined as:

hymeneals and wedding ceremony: the social event at which the ceremony of marriage is performed

Other synonyms of hymeneals include nuptials, wedding.

hymeneals (noun)	wedding ceremony (noun)
the social event at which the ceremony of marriage is performed	the social event at which the ceremony of marriage is performed