| 2023-12-07 | Illumination unit |
| 2020-01-25 | First word in Yale's motto |
| 2018-03-11 | Start of Yale's motto |
| 2017-05-07 | "___ et veritas" |
| 2015-11-25 | Latin word shared by the mottoes of Yale and Tufts |
| 2013-03-17 | Illumination unit |
| 2013-03-10 | Unilever soap brand |
| 2010-07-29 | Unilever soap brand |
| 2009-05-20 | Meter-candle |
| 2008-06-18 | Fiat ___ (common university motto) |
| 2008-04-07 | Competitor of Dove or Camay |
| 2007-04-23 | Illumination unit |
| 2007-04-10 | Unilever soap brand |
| 2007-01-15 | Unilever soap brand |
| 1999-09-11 | Lever Bros. brand |
| 1999-04-27 | Soap brand since 1899 |
| 1998-07-08 | Neighbor of Ger. |
| 1995-08-24 | University motto word |