solemnization vs celebration

solemnization and celebration both are nouns.

Word	Noun	Adjective	Verb	Adverb
solemnization	Yes	No	No	No
celebration	Yes	No	No	No

As nouns, solemnization and celebration are synonyms defined as:

solemnization and celebration: the public performance of a sacrament or solemn ceremony with all appropriate ritual

Other synonyms of solemnization include solemnisation.

solemnization (noun)	celebration (noun)
the public performance of a sacrament or solemn ceremony with all appropriate ritual	any joyous diversion
	the public performance of a sacrament or solemn ceremony with all appropriate ritual
	a joyful occasion for special festivities to mark some happy event