Did you mean: toushen touzhen toufen touchan touguan tugen ?
| 锻 | duàn liàn | to toughen / to temper / to engage in physical exercise / to work out / (fig.) to develop one's skills / to train oneself | 
| 下 | xià hěn xīn | to resolve (to do sth); to toughen up | 
| 摔 | shuāi da | to knock / to grasp sth in the hand and beat it / to toughen oneself up |