partizan
par-ti-zan
noun
A strong, often biased, supporter of a particular party or cause.
"He was a partizan of the ruling party."
noun
A member of an irregular military force fighting behind enemy lines.
"Partizans harassed the invading army."
adjective
Showing strong, often unfair, support for one side or group.
"Her partizan views were evident."
Thesaurus
Synonyms: partisan, enthusiast, tendentious, tendencious, party-spirited
Antonyms: nonpartisan, nonpartizan