indiscutibile bedeutet auf Englisch

hard [harder, hardest]▼(unquestionable)
adjective
[UK: hɑːd] [US: ˈhɑːrd]

unquestionable▼(undeniable, obvious)
adjective
[UK: ʌn.ˈkwes.tʃə.nəb.l̩] [US: ʌn.ˈkwes.tʃə.nəb.l̩]John is unquestionably the oldest person here. = John è indiscutibilmente la persona più vecchia qui.