Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
delicate [ˈdɛlɪkɪt] adj то́нкий*то́нок (colour) не́жный/не́жен (approach, problem) делика́тный*делика́тен (health) хру́пкий*хру́пок
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.