underguess

verb

underguess

verb

Etymology From under- + guess.

1

To make a guess that is too small; to underestimate.

Those diners were left to guess, or rather to underguess by an average 600 calories per meal.2007 October 27, “Bringing Calories Out of Hiding”, in New York Times:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.