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Pronunciation varies by accent · verb
To deliver less, or at an inferior level, than promised or expected.
[…] the result was a warning to all exhibition organisers about the dangers of overpromising and underdelivering when promoting events.
Hope Hicks, one of the President’s longest-serving aides, warned Parscale against touting ticket request numbers, reminding him that the number one rule in politics is not to overpromise and underdeliver, a source familiar with the matter said.
"[...] If the economy has tanked... then we don't want to over-promise and under-deliver."
Use underdeliver when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Underdeliver means To deliver less, or at an inferior level, than promised or expected.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
[…] the result was a warning to all exhibition organisers about the dangers of overpromising and underdelivering when promoting events.
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