полезен meaning in English

available▼(capable of being used)
adjective
[UK: ə.ˈveɪ.ləb.l̩] [US: ə.ˈveɪ.ləb.l̩]

beneficial▼(helpful or good to something or someone)
adjective
[UK: ˌbe.nɪ.ˈfɪʃ.l̩] [US: ˌbe.nə.ˈfɪʃ.l̩]

helpful▼(furnishing help; giving aid; useful)
adjective
[UK: ˈhelp.fəl] [US: ˈhelp.fəl]

useful▼(having a practical or beneficial use)
adjective
[UK: ˈjuː.sfəl] [US: ˈjuː.sfəl]

handy [handier, handiest]▼(easy to use)
adjective
[UK: ˈhæn.di] [US: ˈhæn.di]

payload [payloads]▼(that part of a cargo that produces revenue)
noun
[UK: ˈpeɪ.ləʊd] [US: ˈpeɪloʊd]

void [voider, voidest]▼(not producing any effect; ineffectual; vain)
adjective
[UK: vɔɪd] [US: ˌvɔɪd]

bootless▼(unavailing)
adjective
[UK: ˈbuːt.lɪs] [US: ˈbuːt.lɪs]

feckless▼(without skill, ineffective)
adjective
[UK: ˈfe.klɪs] [US: ˈfe.kləs]

fruitless▼(unproductive; useless)
adjective
[UK: ˈfruːt.ləs] [US: ˈfruːt.ləs]

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

idle [idler, idlest]▼(of no importance, worthless, useless)
adjective
[UK: ˈaɪd.l̩] [US: ˈaɪd.l̩]

inefficient▼(not efficient; not producing the effect intended or desired)
adjective
[UK: ˌɪ.nɪ.ˈfɪʃnt] [US: ˌɪ.nə.ˈfɪ.ʃənt]

nugatory▼(ineffective, invalid)
adjective
[UK: ˈnjuː.ɡə.tə.ri] [US: ˈnjuː.ɡə.tə.ri]

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

unavailing▼(fruitless, futile, useless)
adjective
[UK: ˌʌ.nə.ˈveɪl.ɪŋ] [US: ˌʌ.nə.ˈveɪl.ɪŋ]

useless▼(without use or possibility to be used)
adjective
[UK: ˈjuː.sləs] [US: ˈjuː.sləs]

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