un ‧ tried /ˌʌnˈtraɪd◂/ BrE AmE adjective
[ Word Family: adjective : ↑ trying , ↑ untried ; verb : ↑ try ; noun : ↑ try ]
1 . not having any experience of doing a particular job:
a young and untried minister
2 . something that is untried has not been tested to see whether it is successful:
untried and untested ways to make money