Thesaurus.com
Dictionary.com
Showing results for fanatical. Search instead for fanaticalne.
Definitions

fanatical

[fuh-nat-i-kuhl] / fəˈnæt ɪ kəl /
ADJECTIVE
overenthusiastic
Synonyms
STRONGEST
bigoted dogmatic enthusiastic fervent frenzied impassioned narrow-minded obsessive passionate rabid single-minded stubborn violent zealous
WEAK
biased bugged burning contumacious credulous devoted domineering erratic extreme feverish fiery headstrong high on immoderate impulsive incorrigible infatuated mad monomaniacal nuts for obsessed obstinate opinionated partial partisan possessed prejudiced radical raving turned on unruly visionary wild willful
Antonyms
STRONGEST
apathetic broad-minded calm cool doubting happy indifferent lethargic tolerant unenthusiastic unexcited
WEAK
disinterested dispassionate impartial

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

India captain Suryakumar Yadav admitted Friday "there will be nerves" when India open their T20 World Cup campaign in front of more than 30,000 fanatical home supporters in Mumbai, but vowed to give them "entertainment".

From Barron's • Feb. 6, 2026

Sando, the company’s 65-year-old owner and chief executive, was a fan of beans even before he was fanatical about them.

From The Wall Street Journal • Jan. 10, 2026

This is probably better suited to older kids, who won’t be disturbed by the themes, but will still appreciate the fanatical storytelling and stunning animation.

From Salon • Dec. 24, 2025

"He is a workaholic, fanatical and leads from the front. I guess that is why a lot of these younger players who are coming through are working so hard for him and having great success."

From BBC • Mar. 3, 2025

The twins were fanatical about them but I didn’t like them much.

From "The Secret History" by Donna Tartt