underestimate

Meanings

• an estimation that is too low; an estimate that is less than the true or actual value
• assign too low a value to
  • "Don't underestimate the value of this heirloom-you may sell it at a good price"
• make a deliberately low estimate
• make too low an estimate of
  • "he underestimated the work that went into the renovation"
  • "Don't underestimate the danger of such a raft trip on this river"

Synonyms

lowball, underestimation, underrate, underrating, underreckoning, undervalue