Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
privately [ˈpraɪvɪtlɪ] adv (discuss) конфиденциа́льно; (act) в ча́стном поря́дке; (within o.s.) в душе́
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: