प्रभावोत्पादकता angolul

efficacy [efficacies]▼noun
[UK: ˈe.fɪk.ə.si] [US: ˈe.fɪˌk.æ.si]

impressibility▼noun
[UK: ɪm.ˌpre.sɪ.ˈbɪ.lɪ.tɪ] [US: ɪm.ˌpre.sɪ.ˈbɪ.lɪ.tɪ]