Harden : make or become hard or harder.Force : strength or energy as an attribute of physical action or movement.Build : construct (something) by putting parts or material together.Betray : expose (one's country, a group, or a person) to danger by treacherously giving information to an enemy.Traduce : speak badly of or tell lies about (someone) so as to damage their reputation.Synonym of Traduce is Betray