detective [detectives](police officer who looks for evidence) noun [UK: dɪ.ˈtek.tɪv] [US: də.ˈtek.tɪv]John and Mary are detectives. = John e Mary sono investigatori.
sleuth [sleuths](detective) noun [UK: sluːθ] [US: sˈluːθ]John is an amateur sleuth. = John è un investigatore dilettante.