| 2026-03-08 | Verboten |
| 2025-08-14 | Hasbro word game that comes with a 60-second hourglass |
| 2025-07-13 | Just not done |
| 2024-11-22 | Like the subject of politics in a job interview, often |
| 2024-08-10 | Don't mention it! |
| 2024-07-25 | Out of bounds |
| 2023-11-10 | Verboten |
| 2023-01-02 | Off-limits |
| 2022-09-25 | Off-limits |
| 2022-06-26 | Game with a card that might say "Lawyer: court judge legal crime case" |
| 2022-03-23 | Verboten |
| 2021-12-06 | No-no |
| 2021-02-09 | No-no |
| 2021-01-17 | Party game similar to Catch Phrase |
| 2020-12-07 | It's a no-no |
| 2020-07-16 | Off-limits |
| 2017-01-03 | Eating pork, to an observant Jew or Muslim |
| 2016-07-15 | Shaving the beard with a razor, in Jewish law |
| 2016-05-31 | No-no |
| 2016-05-16 | Off-limits |
| 2016-05-15 | Out of bounds |
| 2016-05-08 | Proscribed |
| 2016-04-29 | Double-dipping, e.g. |
| 2016-02-15 | Off-limits |
| 2016-02-11 | Gifting someone with a clock in China, e.g. |
| 2016-01-13 | Don't do it |
| 2015-02-11 | Verboten |
| 2015-01-13 | Eating non-halal, to Muslims |
| 2014-08-31 | Prohibited |
| 2014-06-04 | See circled letters |
| 2013-07-27 | Proscribed |
| 2013-07-05 | Banned |
| 2012-11-22 | Don't |
| 2012-08-08 | It's just not done |
| 2011-05-10 | Verboten |
| 2011-01-05 | Like cannibalism, e.g. |
| 2010-12-07 | Verboten |
| 2010-07-26 | Eating pork, to an observant 60-Across |
| 2010-06-01 | No-no |
| 2010-01-26 | Burping in public, e.g. |
| 2008-06-11 | No-no |
| 2008-03-09 | Off-limits |
| 2007-08-09 | Don't do it |
| 2007-07-03 | It's a no-no |
| 2007-01-23 | Just not done |
| 2006-10-30 | Just not done |
| 2006-10-29 | Impermissible |
| 2006-07-17 | It's a no-no |
| 2004-08-30 | Off-limits |
| 2004-01-11 | Something to avoid |
| 2003-12-21 | Off-limits |
| 2003-12-04 | Don't |
| 2003-02-20 | Something not to talk about |
| 2002-10-28 | Forbidden |
| 2002-02-11 | No-no |
| 2001-03-29 | It's nothing to speak of |
| 2001-01-07 | Proscribed |
| 2000-12-10 | Ban |
| 2000-11-05 | Just not done |
| 1999-11-24 | No-no |
| 1999-05-03 | No-no |
| 1998-09-06 | Prohibited |
| 1998-05-11 | No-no |
| 1998-03-30 | Major no-no |
| 1997-10-20 | No-no |
| 1997-10-14 | Pork, to a Jew, e.g. |
| 1997-05-19 | It's a no-no |
| 1997-01-29 | Forbidden |
| 1996-12-02 | Forbidden |
| 1996-11-03 | Prohibition |
| 1996-10-31 | Thou-shalt-not |
| 1996-09-07 | Banned |
| 1995-04-03 | Verboten |
| 1994-08-29 | No-no |