WordNet: fanatic, fiend
a person motivated by irrational enthusiasm (as for a cause); "A fanatic is one who can't change his mind and won't change the subject"--Winston Churchill"
- hypernym enthusiast, partisan, partizan
fanatic
- (englanti) fanatic (derivationally related)
- (englanti) fanatical (derivationally related)
- (suomi) fanaatikko (synonyymi)
fiend
- (suomi) kiihkoilija (synonyymi)