fanaticize

[ fuh-nat-uh-sahyz ]
/ fəˈnæt əˌsaɪz /

verb (used with object), fa·nat·i·cized, fa·nat·i·ciz·ing.

to make fanatical.

verb (used without object), fa·nat·i·cized, fa·nat·i·ciz·ing.

to act with or show fanaticism.
Also especially British, fa·nat·i·cise.

Origin of fanaticize

First recorded in 1705–15; fanatic + -ize
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for fanaticize

fanaticize

fanaticise

/ (fəˈnætɪˌsaɪz) /

verb

to make or become fanatical
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012