report vs communique

report and communique both are nouns.

Word	Noun	Adjective	Verb	Adverb
report	Yes	No	Yes	No
communique	Yes	No	No	No

As nouns, communique is a hyponym of report; that is, communique is a word with a more specific, narrower meaning than report:

Other hyponyms of report include newsletter, newssheet, bulletin, despatch, dispatch, urban legend, exclusive, scoop.

report (noun)	communique (noun)
the general estimation that the public has for a person	an official report (usually sent in haste)
a short account of the news
the act of informing by verbal report
an essay (especially one written as an assignment)
a written document describing the findings of some individual or group
a written evaluation of a student's scholarship and deportment
a sharp explosive sound (especially the sound of a gun firing)

report (verb)	communique (verb)
to give an account or representation of in words
make known to the authorities
complain about; make a charge against
announce one's presence
announce as the result of an investigation or experience or finding
be responsible for reporting the details of, as in journalism