Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
feigned [feɪnd] adj притво́рный*притво́рен
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
feign [feɪn]
vt (injury, interest) симули́ровать (impf/perf)
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: