| verb | assign too low a value to “Don't underestimate the value of this heirloom-you may sell it at a good price” |
| verb | esteem lightly |
| verb | lose in value “The dollar depreciated again” |
| undervaluation | noun | too low a value or price assigned to something |
| underestimate | noun | an estimation that is too low; an estimate that is less than the true or actual value |
| underestimation | noun | an estimation that is too low; an estimate that is less than the true or actual value |
| depreciative | adjective | tending to decrease or cause a decrease in value |
| depreciatory | adjective | tending to decrease or cause a decrease in value |
| depreciation | noun | decrease in value of an asset due to obsolescence or use |
| devaluation | noun | an official lowering of a nation's currency; a decrease in the value of a country's currency relative to that of foreign countries |