undoctrinaire

From un- +‎ doctrinaire.

undoctrinaire (comparative more undoctrinaire, superlative most undoctrinaire)

1. Not doctrinaire.
   • 2008 June 15, Lisa Margonelli, “Tapped Out”, in New York Times‎^[1]:

     Partway through her undoctrinaire book, Royte, a lifelong fan of tap water, refills her old plastic water bottle, reflecting that “what once seemed so simple and natural, a drink of water, is neither.

• reincrudation