TECS
4 letters
Historical clue formulations
- P.I.s, e.g. — 2024-02-11
- Gumshoes — 2023-07-16
- Sleuths, in old slang — 2021-08-23
- Gumshoes — 2021-06-16
- They're on the case, in slang — 2020-11-15
- Clue collectors, for short — 2019-10-06
- People on the case, for short — 2019-02-16
- Private eyes — 2018-05-04
- Private eyes, in slang — 2016-11-08
- Gumshoes, in old crime fiction — 2014-11-17
- Slag for sleuths — 2014-08-23
- P.I.'s — 2013-11-20
- Many pulp heroes, in slang — 2013-09-27
- Hammer or Spade types — 2012-06-30
- Private eyes, for short — 2010-02-08
- Shadows — 2007-08-26
- Shadows, briefly — 2007-03-24
- Private eyes, for short — 2007-03-06
- P.I.'s — 2006-02-19
- P.I.'s — 2005-12-04
- Private investigators, for short — 2005-02-14
- Private eyes — 2004-08-10
- Gumshoes — 2002-11-06
- Hired sleuths, slangily — 2001-05-08
- Private eyes, slangily — 2000-10-03
- Sleuths, for short — 2000-06-15
- Clue hunters, slangily — 1999-12-25
- P.I.'s — 1997-11-16
- Lt. Columbo et al. — 1997-09-18
- Gumshoes — 1997-08-24
- Clue finders — 1996-03-16
- Private eyes, in slang — 1994-12-26
- Gumshoes — 1994-06-01