placard

nail, plaster, tack (up)

advertise, announce, bill, blaze, broadcast, call, declare, proclaim, promulgate, publicize, publish

bark, call (off or out), cry

bill, billboard, bulletin, gazette [chiefly British]

knell, ring, toll

blurb, feature, pitch, plug, promote, puff

disseminate, spread

disclose, divulge, introduce, kithe [chiefly Scottish], manifest, report, reveal, show

advise, apprise, hand down, inform, notify

communicate, impart, intimate