hathatóság betyr engelsk

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

efficiency [efficiencies]▼◼◼◻noun
[UK: ɪ.ˈfɪʃn.si] [US: ə.ˈfɪ.ʃən.si]

potency [potencies]▼◼◼◻noun
[UK: ˈpəʊtn.si] [US: ˈpoʊtn.si]