韧
rèn
variant of 韌|韧[ren4]
old variant of 韌|韧[ren4]; annealed; pliable but strong; tough; tenacious
竹子很韧，弯了也不容易断。
zhú zi hěn rèn，wān le yě bù róng yì duàn。
Bamboo is very tough; even when bent, it does not break easily.
这种材料既韧又轻，用来做工具很合适。
zhè zhǒng cái liào jì rèn yòu qīng，yòng lái zuò gōng jù hěn hé shì。
This material is both tough and light, making it very suitable for making tools.