herald vs formality

herald and formality both are nouns.

Word	Noun	Adjective	Verb	Adverb
herald	Yes	No	Yes	No
formality	Yes	No	No	No

herald (noun)	formality (noun)
something that precedes and indicates the approach of something or someone	compliance with formal rules
(formal) a person who announces important news	a manner that strictly observes all forms and ceremonies
	a requirement of etiquette or custom

herald (verb)	formality (verb)
foreshadow or presage
praise vociferously
greet enthusiastically or joyfully