Bow Street runner
FBI
FBI agent
Federal
G-man
Secret Service
Sherlock
Sherlock Holmes
T-man
detective
dick
eye
fed
gumshoe
hawkshaw
hotel detective
house detective
house dick
idleness
inertia
inquiry agent
investigator
laziness
lethargy
narc
operative
plainclothesman
police detective
private detective
private eye
private investigator
revenuer
shadow
shamus
sloth
slothfulness
snoop
store detective
tec
treasury agent
monitor
supervise
sleuthed
sleuthes
sleuthing
sleuths
archæologist
authoress
embalmer
gunsmith
malarkey
story-teller
tactician
theoretician
Booth
Duluth
Ruth
Truth
Youth
booth
luth
ruth
tooth
truth
uncouth
untruth
vermouth
youth