speurder (zn):
An investigator engaged or employed in obtaining information not easily available to the public
detective
speurder (zn):
A detective who follows a trail
sleuth, sleuthhound
speurder (zn):
Someone who can be employed as a detective to collect information
operative, pi, private detective, private eye, private investigator, shamus, sherlock
Via: Ensyns.nl
speurder (zn):
detective(fr) Agent en civil de police.
(ja) —., sleuth(fr) Agent en civil de police.
Via: Dbnary en WikiWoordenboeken
Via: Memodata.com