nečinný znamená v angličtina

idle [idler, idlest]▼(not engaged in any occupation or employment)
adjective
[UK: ˈaɪd.l̩] [US: ˈaɪd.l̩]

inactive▼(not active, temporarily or permanently)
adjective
[UK: ɪn.ˈæk.tɪv] [US: ˌɪ.ˈnæk.tɪv]