rompicapo bedeutet auf Englisch

conundrum [conundrums]▼(difficult question or riddle)
noun
[UK: kə.ˈnʌn.drəm] [US: kə.ˈnən.drəm]

brain-teaser▼(a complex riddle or puzzle)
noun
[UK: ˈbreɪn tiː.zə(r)] [US: ˈbreɪn tiː.zər]

puzzle [puzzles]▼(anything difficult to understand or make sense of)
noun
[UK: ˈpʌz.l̩] [US: ˈpʌz.l̩]The puzzle was boring. = Il rompicapo era noioso.