pérdida de tiempo betyder på engelska

boondoggle [boondoggles]▼(pointless activity)
noun
[UK: ˌbuːn.ˈdɑː.ɡəl] [US: ˌbuːn.ˈdɑː.ɡəl]

waste of time▼(pointless or unproductive activity)
noun
[UK: weɪst əv ˈtaɪm] [US: ˈweɪst əv ˈtaɪm]