shoot off mouth (verb) proclaim: advertise, make known
Sinonime: affirm,
announce, annunciate,
blast,
blaze, blazon,
broadcast,
call, circulate,
declare,
demonstrate,
disseminate,
enunciate,
evidence,
evince,
exhibit,
expound, get on a soapbox, give out,
herald,
illustrate,
indicate,
manifest,
mark, ostend, pass the word,
profess,
promulgate,
publish, shoot off mouth, shout out,
show, sound off,
spiel*, spout, spread it around, stump, trumpet,
utter,
vent, ventilate,
voiceAntonime: conceal,
hide