futile angolul

futile▼◼◼◼(incapable of producing results)
adjective
[UK: ˈfjuː.taɪl] [US: ˈfjuː.təl]It's futile. = C'est futile.

vain [vainer, vainest]▼◼◼◻(pointless, futile)
adjective
[UK: veɪn] [US: ˈveɪn]

trifling▼◼◻◻(trivial)
adjective
[UK: ˈtraɪf.l̩.ɪŋ] [US: ˈtraɪf.l̩.ɪŋ]

unavailing▼(fruitless, futile, useless)
adjective
[UK: ˌʌ.nə.ˈveɪl.ɪŋ] [US: ˌʌ.nə.ˈveɪl.ɪŋ]All efforts have been unavailing. = Tous les efforts ont été futiles.