напрасный betyder på engelska

feckless▼(lacking purpose)
adjective
[UK: ˈfe.klɪs] [US: ˈfe.kləs]

futile▼(incapable of producing results)
adjective
[UK: ˈfjuː.taɪl] [US: ˈfjuː.təl]

otiose▼(resulting in no effect)
adjective
[UK: ˈəʊ.ʃɪəʊs] [US: ˈoʊ.ʃɪoʊs]

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