HSK 5
信任
xìnrèn动
to trust; to have confidence in
朋友之间应该相互信任。
Péng you zhī jiān yīng gāi xiāng hù xìn rèn.
Friends should trust one another.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 5.