| 2026-01-05 | Aristocrat |
| 2026-01-01 | Gallant |
| 2025-04-04 | Blue-blooded |
| 2023-01-10 | Like the gases argon and xenon |
| 2021-10-18 | Like neon gas |
| 2020-06-17 | Righteous |
| 2020-05-09 | Patrician |
| 2018-09-30 | Lofty |
| 2016-05-30 | Earl or baron |
| 2015-03-03 | Aristocrat |
| 2014-12-04 | Like the rightmost elements |
| 2014-12-01 | Having high moral principles |
| 2013-10-14 | Aristocratic |
| 2013-07-28 | Lord or lady |
| 2013-06-02 | Magnanimous |
| 2010-12-26 | Like some gases |
| 2009-11-11 | Title holder |
| 2009-05-03 | Aristocrat |
| 2008-06-27 | Lofty |
| 2006-08-29 | Duke or earl |
| 2005-04-17 | Well-bred |
| 2004-11-04 | Viscount, e.g. |
| 2003-12-01 | Chivalrous |
| 2002-10-08 | High-minded |
| 2001-03-15 | Lofty |
| 2000-05-04 | Exalted |
| 1999-11-21 | Chevalier |
| 1999-11-12 | Like Brutus |
| 1999-06-08 | Barnes's partner |
| 1999-03-18 | Highborn |
| 1998-04-20 | High-born |
| 1997-12-18 | Titled |
| 1996-12-16 | Lofty |
| 1995-04-01 | Like some gases |
| 1995-02-26 | Stately |
| 1994-05-02 | Aristocratic |