PROVE
5 letters
Historical clue formulations
- Bring the receipts for, as they say — 2025-09-19
- Geometry test directive — 2017-10-29
- Establish as fact — 2010-04-07
- Show to be true — 2010-03-08
- Turn out to be — 2008-02-22
- Show — 2007-04-20
- Conclusively show — 2007-01-16
- Show — 2005-12-30
- Put to the test — 1998-12-13