Wiktionary
underestimated
vb. (en-past of: underestimate)
Wikipedia
Underestimated (song)
"Underestimated" is a pop song recorded by American singer Jennifer Paige. The song was written by Paige and Ries and produced by Peter Ries. The song was released on May 5, 2008, as the second single from her third album, Best Kept Secret. "Underestimated" reached #26 in Nederlands. The remix of Peter Ries isn't in included in the album.
Usage examples of "underestimated".
My hunch is that Lawson knew the homicide stats very well, and that we underestimated him.
And he understood that he had underestimated her frustration and anger and pure iron will.