FANATIC
Source: 566, 567
fanatic. Fanatic, n. an enthusiast, one very strongly bigoted
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Fa‐nat″ic (?), a. [[L. fanaticus inspired by divinity, enthusiastic, frantic, fr. fanum fane: cf. F. fanatique. See Fane.]] Pertaining to, or indicating, fanaticism; extravagant in opinions; ultra; unreasonable; excessively enthusiastic, especially on religious subjects; as, fanatic zeal; fanatic notions. But Faith, fanatic Faith, once wedded fast To some dear falsehood, hugs it to the last. T. Moore.