make too low an estimate of (Freq. 1) - he underestimated the work that went into the renovation - Don't underestimate the danger of such a raft trip on this river • Syn: underestimate • Ant: overestimate (for: underestimate) • Derivationally related forms: underrating, underestimation (for: underestimate) • Hypernyms: misjudge • Hyponyms: sell short • Verb Frames: - Somebody ----s something - Somebody ----s somebody