Fanaticism(n.) Excessive enthusiasm, unreasoning zeal, or wild and extravagant notions, on any subject, especially religion; religious frenzy.
Fanaticize(v. t.) To cause to become a fanatic.
Fanaticized(imp. & p. p.) of Fanaticize
Fanaticizing(p. pr. & vb. n.) of Fanaticize

Words within fanaticism