overstatement

noun

Etymology: From overstate + -ment or over- + statement.

1. An exaggeration; a statement in excess of what is reasonable.

   “The story he gave was something of an overstatement of the facts.”

   “It would hardly be an overstatement to describe Drummond's next design as an outstanding British locomotive class, and possibly his masterpiece.”

2. The tendency to overstate.

   “She had a knack for overstatement.”