zealot

n. fanatic; radical zealot, fanatic zealot

Zealotry was a movement in first century Judaism, described by Josephus as one of the "four sects" at this time. The term Zealot, in Hebrew kanahi (קנאי, frequently used in plural form, קנאים), means one who is on behalf of God. The term is Greek in origin. The Zealots were a religious group and were frequently in rebellion.
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Noun
1. a member of an ancient Jewish sect in Judea in the first century who fought to the death against the Romans and who killed or persecuted Jews who collaborated with the Romans
(hypernym) Jew, Hebrew, Israelite

Noun
1. a fervent and even militant proponent of something
(synonym) partisan, drumbeater
(hypernym) advocate, advocator, proponent, exponent
(hyponym) bigot

(n.)
One who is zealous; one who engages warmly in any cause, and pursues his object with earnestness and ardor; especially, one who is overzealous, or carried away by his zeal; one absorbed in devotion to anything; an enthusiast; a fanatical partisan.
  

n.
سرگرم اور مستعد شخص, پر شوق, پر حرارت