Historical clue formulations

• Yorkie-___ (dog hybrid) — 2025-06-23
• Ending of many designer dog breed names — 2024-09-29
• End of some hybrid dog breed names — 2019-04-07
• Cock-a-___ (dog breed) — 2017-03-29
• Nanki-___ of "The Mikado" — 2016-06-14
• Cutesy ending — 2015-06-05
• Icky-___ (awful, in baby talk) — 2015-04-28
• Jack-a-___ (hybrid dog) — 2012-05-26
• Nanki-___ of "The Mikado" — 2011-01-23
• Nanki-___ of "The Mikado" — 2002-10-13
• With 61-Across, bigwig: Var. — 2001-08-17
• Nanki-___ of "The Mikado" — 2000-07-04
• Cutesy add-on — 1999-12-12
• Nanki-___ (Mikado's son) — 1996-02-25