Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
bristle [ˈbrɪsl] n щети́на
vi (in anger) щети́ниться (ощети́ниться perf)
bristling with по́лный/по́лон +instr or $ +gen
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: