- partisan, partizan - devoted to a cause or party
Antonyms: nonpartisan, nonpartizan, bipartisan, bipartizan, two-party, two-way, independent, unbiased, unbiassed
- denominational, partisan - adhering or confined to a particular sect or denomination or party; "denominational prejudice"
Antonyms: nonsectarian, unsectarian (indirect, via sectarian)
- partisan, zealot, drumbeater - a fervent and even militant proponent of something
--1 is a kind of advocate, advocator, proponent, exponent
--1 has particulars: bigot; dogmatist, doctrinaire - enthusiast, partisan, partizan - an ardent and enthusiastic supporter of some person or activity
--2 is a kind of supporter, protagonist, champion, admirer, booster, friend
--2 has particulars:addict, nut, freak, junkie, junky; backslapper; balletomane; fanatic, fiend; gadgeteer; shutterbug; sports fan, fan - partisan, partizan - a pike with a long tapering double-edged blade with lateral projections; 16th and 17th centuries
--3 is a kind of pike