undervalue
[verb]
Synonyms: underrate, depreciate, hold cheap, minimize, misjudge, underestimate

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Antonyms: overvalue

[TahlilGaran] English Synonym Dictionary ▲

un‧der‧val‧ue /ˌʌndəˈvæljuː $ -ər-/ verb [transitive]
[Word Family: noun: valuables, value, values, valuation, valuer, overvaluation ≠ UNDERVALUATION, devaluation; adjective: valuable, invaluable, overvalued ≠ UNDERVALUED, valueless, valued; verb: value, devalue, overvalue ≠ undervalue]
to think that someone or something is less important or valuable than they really are:
Society undervalues staying at home and looking after children.
Analysts claim that the firm’s assets were undervalued by £300 million.

[TahlilGaran] Dictionary of Contemporary English ▲