underrate

UK: /ˌʌndə^rˈreɪt/ US: /ˌʌndɚˈreɪt/ ,(un′dər rāt′)

Inflections of 'underrate' (v): (⇒ conjugate)

underrates

v 3rd person singular

underrating

v pres p

underrated

v past

underrated

v past p

WordReference Random House Learner's Dictionary of American English © 2025

un•der•rate /ˌʌndɚˈreɪt/   v. [~ + object] , -rat•ed, -rat•ing. 

1. to rate, judge, or evaluate as being too low;
   underestimate:
   I underrated your abilities.

See -ratio-.

WordReference Random House Unabridged Dictionary of American English © 2025

un•der•rate  (un′dər rāt′), v.t., -rat•ed, -rat•ing. 

1. to rate or evaluate too low;
   underestimate.

• under- + rate¹ 1615–25

Collins Concise English Dictionary © HarperCollins Publishers::

underrate / ˌʌndəˈreɪt/ verb

1. (transitive) to underestimate