задръжка означава в английски

holdback [holdbacks]▼(restraint)
noun
[UK: ˈhəʊld.bæk] [US: ˈhoʊld.ˌbæk]

retainer [retainers]▼(any thing or person that retains)
noun
[UK: rɪ.ˈteɪ.nə(r)] [US: rə.ˈteɪ.nər]

stoppage [stoppages]▼(something that forms an obstacle to continued activity)
noun
[UK: ˈstɒ.pɪdʒ] [US: ˈstɑː.pɪdʒ]