overpromise
verb
over·prom·ise
| \ ˌō-vər-ˈprä-məs
\
\
overpromised;
overpromising
Definition of overpromise
: to promise more than is possible or realistic
Political candidates always overpromise or else the electorate won't bother to show up at their rallies.— Michael Gomez … received sharp criticism for overpromising and underperforming. — Industry Week Then a change in the Facebook algorithm punished click bait, which can tend to overpromise on what it links to. Steep traffic drops followed.— Jim Rutenberg To close a deal, bad vendors tend to overpromise features that they claim will be added down the line but never materialize.— Michael Kan
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