1. Unwilling to make or express an apology
   "an unapologetic believer"

Antonym: apologetic

• Bismarck Archipelago
• Bismarck Sea
• Bismarckian
• bismark
• bismuth
• bismuthal
• bismuthic
• bison
• Bison bison
• Bison bonasus
• bisontine
• bispectrum
• bisque
• Bissau
• bissextile day
• bissextile year
• bistable
• bister
• bistered
• bistort
• bistoury
• bistre
• bistred
• bistro
• bistroic