tantei
1. detective; investigator
2. detective work; secret investigation
★ Common
Noun
#4529
spy
1. detective; investigator
2. detective work; secret investigation
1. scouting; reconnaissance
1. secret investigation; private enquiry
1. reconnaissance plane; spy plane
1. detective team
2. study group; club
1. private detective
1. spy; secret agent
2. spying
1. scouting party; patrol
1. detective work; detective industry
1. detective story