Synonyms of the word

fanatic

• adj. Fanatical.
• adj. (obsolete) Showing evidence of possession by a god or demon; frenzied, overzealous.
• n. A person who is zealously enthusiastic for some cause, especially in religion.

enthusiast

• n. A person filled with or guided by enthusiasm.
• n. (archaic) A person exhibiting over-zealous religious fervour.

fanatical

• adj. having an extreme, irrational zeal or enthusiasm for a specific cause.

fiend

• n. (obsolete) An enemy, unfriend, or foe.
• n. (religious, archaic) The enemy of mankind, specifically, the Devil; Satan.
• n. A devil or demon; a malignant or diabolical being; an evil spirit.
• n. A very evil person.
• n. (informal) An addict or fanatic.
• v. (slang, intransitive) To yearn; to be desperate (for something).

overzealous

• adj. Too zealous; too enthusiastic, determined; too fervent.

partisan

• n. An adherent to a party or faction.
• n. A fervent, sometimes militant, supporter or proponent of a party, cause, faction, person, or idea.
• n. A member of a band of detached light, irregular troops acting behind occupying enemy lines in the ways…
• n. (now rare) The commander of a body of detached light troops engaged in making forays and harassing an…
• adj. Serving as commander or member of a body of detached light troops: as, a partisan officer or corps.
• adj. Adherent to a party or faction; especially, having the character of blind, passionate, or unreasonable…
• adj. Devoted to or biased in support of a party, group, or cause: partisan politics.
• n. (historical) A long-handled spear with a triangular, double-edged blade having lateral projections, in…
• n. (obsolete) A soldier armed with such a weapon.

partizan

• n. Alternative spelling of partisan.
• n. (obsolete) A weapon of the 16^th and 17^th centuries consisting of a pike with a long double-edged blade,…

passionate

• adj. Given to strong feeling, sometimes romantic and/or sexual.
• adj. Fired with intense feeling; ardent, blazing, burning.
• adj. (obsolete) Suffering; sorrowful.
• n. A passionate individual.
• v. (obsolete) To fill with passion, or with another given emotion.
• v. (obsolete) To express with great emotion.

rabid

• adj. Affected with rabies.
• adj. Of or pertaining to rabies, or hydrophobia.
• adj. Furious; raging; extremely violent.
• adj. Very extreme, unreasonable, or fanatical in opinion; excessively zealous.