underestimate noun
ADJ. gross, serious The official figures are a gross underestimate of the true number.
PREP. ~ of
underestimate verb
ADV. badly, considerably, greatly, grossly, massively, seriously, substantially He realized that he had seriously underestimated their strength. | totally | fatally
VERB + UNDERESTIMATE tend to
PHRASES sth should not be underestimated The importance of these feelings should not be underestimated.
You can also check other dicts: underestimate (English, 中文解释 ), wordnet sense, Collins Definition