unpartial

adj

1. Impartial, unbiased.

   “Justice, that makes princes like the gods, / Draws us unto the Senate, / That with unpartial balance we may poise / The crimes and innocence of all offenders.”

   “[S]uch as therefore ſhould not be adventured vpon vvithout mature and vnpartiall diſquiſition of the vprightneſſe of our affections therein, […]”

   “The Liberal Union […] approves the idea of guaranteeing an unpartial and proper trial.”

2. Not partial (to); antagonistic.

   “I’m particularly unpartial to Bluetooth with its pairing hassles (the K-750s use an RF interface and a USB receiver dongle), but for the past 3-1/2 years, Bluetooth keyboards have been the only external input devices supported on the iPad and other iOS machines.”