wanted notice vs announcement

wanted notice and announcement both are nouns.

Word	Noun	Adjective	Verb	Adverb
wanted notice	Yes	No	No	No
announcement	Yes	No	No	No

As nouns, announcement is a hypernym of wanted notice; that is, announcement is a word with a broader meaning than wanted notice:

wanted notice: a public announcement by a law enforcement agency that they desire to question or arrest some person
announcement: a public statement containing information about an event that has happened or is going to happen

Other hypernyms of wanted notice include promulgation.

wanted notice (noun)	announcement (noun)
a public announcement by a law enforcement agency that they desire to question or arrest some person	a public statement containing information about an event that has happened or is going to happen
	a formal public statement