PLANAR
6 letters
Historical clue formulations
- Two-dimensional — 2023-05-06
- Like a flat surface — 2022-12-03
- Two-dimensional — 2021-03-05
- Two-dimensional — 2014-08-01
- Like Flatland — 2014-06-01
- Two-dimensional — 2012-11-04
- Flat — 2011-04-27
- Two-dimensional — 2005-12-13
- Flat — 2001-10-28
- Two-dimensional — 1997-04-09
- Two-dimensional — 1994-01-29