| 2025-10-19 | Ear-related prefix |
| 2025-08-23 | Medical lead-in to -scope |
| 2024-08-11 | Indigenous Oklahoman |
| 2023-07-29 | Prefix with -plasty |
| 2023-05-03 | Language in which "Nebraska" means "flat river" |
| 2023-02-01 | Platte River people |
| 2023-01-22 | Plains tribe |
| 2022-04-11 | Siouan language speaker |
| 2021-08-20 | Ear-related prefix |
| 2021-03-07 | Ear: Prefix |
| 2020-06-02 | Prefix with laryngology |
| 2019-08-27 | Speaker of a Siouan language |
| 2018-09-23 | Palindromic tribe |
| 2018-06-03 | Native Oklahoman |
| 2017-01-24 | Plains tribe name |
| 2015-12-05 | Fox neighbor |
| 2015-11-21 | Plains folk |
| 2015-07-05 | Plains Indian |
| 2015-05-10 | Midwest tribe |
| 2015-04-18 | Great Plains native |
| 2015-03-03 | Native Nebraskan |
| 2014-09-07 | Native Oklahoman |
| 2014-09-06 | Chief Chono Ca Pe, e.g. |
| 2014-05-14 | Ear-related prefix |
| 2014-03-05 | Ear-related prefix |
| 2014-01-31 | Tribe of Chief Shaumonekusse |
| 2014-01-17 | Fox tribe neighbor |
| 2013-09-18 | Ear: Prefix |
| 2013-07-07 | Siouan speaker |
| 2013-05-05 | Native Nebraskan |
| 2012-06-04 | Plains tribe |
| 2012-05-06 | Oklahoma Indian |
| 2012-04-15 | Chiwere speaker |
| 2011-12-30 | Hearing opening? |
| 2011-11-30 | Ear: Prefix |
| 2011-10-26 | Native Nebraskan |
| 2011-10-25 | Ear-related prefix |
| 2011-09-17 | Relatives of the Iowa |
| 2011-05-23 | Plains tribe |
| 2011-03-13 | Ear: Prefix |
| 2010-12-06 | Plains Indian |
| 2010-11-25 | Chiwere-speaking tribe |
| 2010-03-05 | Plains folk |
| 2010-02-13 | Iowa relative |
| 2009-12-28 | Plains tribe |
| 2009-11-20 | Chiwere speaker |
| 2009-08-11 | Oklahoma Indian |
| 2009-06-11 | Ear: Prefix |
| 2009-03-13 | Chiwere dialect |
| 2008-09-16 | Ear: Prefix |
| 2008-09-14 | Sioux tribe member |
| 2008-08-30 | Plains native |
| 2008-08-26 | Nebraska native |
| 2008-07-31 | Great Plains tribe |
| 2008-06-10 | Oklahoma Indian |
| 2008-05-18 | Indian tribe encountered by Lewis and Clark |
| 2007-11-17 | Ear: Prefix |
| 2007-10-14 | Ear: Prefix |
| 2007-09-17 | Palindromic tribe name |
| 2007-08-31 | Tribe visited by Lewis and Clark |
| 2007-06-05 | Oklahoma native |
| 2006-12-28 | Tribe encountered early in the Lewis and Clark expedition |
| 2006-10-30 | Plains Indian |
| 2006-09-13 | Oklahoma native |
| 2006-08-25 | Iowa relative |
| 2006-05-22 | Western Indian |
| 2005-05-01 | Indian near the Platte |
| 2005-03-13 | Plains Indian |
| 2004-09-30 | Oklahoma Indian |
| 2004-08-09 | Western Indian |
| 2004-02-22 | Oklahoma native |
| 2004-01-16 | Ear: Prefix |
| 2004-01-04 | Western Indian |
| 2003-03-12 | Ear: Prefix |
| 2002-12-22 | Oklahoma Indian |
| 2002-11-17 | Ear: Prefix |
| 2002-10-27 | Siouan speaker |
| 2002-07-19 | Platte Valley native |
| 2002-07-04 | Ear: Prefix |
| 2002-06-28 | Onetime dweller along the Platte |
| 2002-04-06 | Plains people |
| 2002-03-18 | Great Plains Indian |
| 2001-07-07 | They lived along the Missouri |
| 2001-04-15 | Sioux speaker |
| 2001-04-11 | Platte River people |
| 2001-03-20 | Ear: Prefix |
| 2001-02-03 | Siouan |
| 2000-12-13 | Siouan |
| 2000-04-16 | Siouan speaker |
| 2000-02-13 | Indian near the Platte |
| 1999-03-30 | Oklahoma Indian |
| 1998-10-28 | Prefix with laryngology |
| 1998-10-04 | ___-Manguean (Indian language group) |
| 1998-08-23 | Plains dweller |
| 1998-06-12 | Cardio : heart :: ___ : ear |
| 1998-04-21 | Ear: Prefix |
| 1998-02-06 | Western native |
| 1997-03-30 | Ear: Prefix |
| 1997-03-20 | Indian whose tribe's name means "lovers of sexual pleasure" |
| 1996-08-09 | Western tribe |
| 1996-07-17 | Native Oklahoman |
| 1995-11-12 | Oklahoma tribe |
| 1995-03-30 | Siouan Indian |
| 1994-12-25 | Oklahoma Indian |
| 1994-10-27 | Siouan Indian |
| 1994-09-25 | Ear: Prefix |
| 1994-03-06 | Oklahoma Indian |
| 1994-02-25 | Native Nebraskan |