fanatic

As adjectives the difference between fanatic and fantastical

is that fanatic is fanatical while fantastical is of or pertaining to fantasy.

As a noun fanatic

is a person who is zealously enthusiastic for some cause, especially in religion.

As adjectives the difference between ultra and fanatic

is that ultra is ultra, extremist while fanatic is fanatical.

As nouns the difference between ultra and fanatic

is that ultra is ultra, extremist while fanatic is a person who is zealously enthusiastic for some cause, especially in religion.

As adjectives the difference between patriotic and fanatic

is that patriotic is patriotic while fanatic is fanatical.

As a noun fanatic is

a person who is zealously enthusiastic for some cause, especially in religion.

As nouns the difference between idol and fanatic

is that idol is a graven or representation of anything that is revered, or believed to convey spiritual power while fanatic is a person who is zealously enthusiastic for some cause, especially in religion.

As an adjective fanatic is

fanatical.

As adjectives the difference between fanatic and determined

is that fanatic is fanatical while determined is decided; resolute, possessing much determination.

As a noun fanatic

is a person who is zealously enthusiastic for some cause, especially in religion.

As a verb determined is

past tense of determine.

As nouns the difference between believer and fanatic

is that believer is a person who believes; especially regarding religion while fanatic is a person who is zealously enthusiastic for some cause, especially in religion.

As an adjective fanatic is

fanatical.

As adjectives the difference between fanatic and extreme

is that fanatic is fanatical while extreme is of a place, the most remote, farthest or outermost.

As nouns the difference between fanatic and extreme

is that fanatic is a person who is zealously enthusiastic for some cause, especially in religion while extreme is the greatest or utmost point, degree or condition.

As an adverb extreme is

extremely.

As adjectives the difference between exuberant and fanatic

is that exuberant is exuberant while fanatic is fanatical.

As a noun fanatic is

a person who is zealously enthusiastic for some cause, especially in religion.

As nouns the difference between fanatic and obsession

is that fanatic is a person who is zealously enthusiastic for some cause, especially in religion while obsession is a compulsive or irrational preoccupation.

As an adjective fanatic

is fanatical.

As nouns the difference between fanatic and fundamentalist

is that fanatic is a person who is zealously enthusiastic for some cause, especially in religion while fundamentalist is one who reduces religion to strict interpretation of core or original texts.

As an adjective fanatic

is fanatical.