verb (used with object), rad·i·cal·ized, rad·i·cal·iz·ing.
verb (used without object), rad·i·cal·ized, rad·i·cal·iz·ing.
Examples from the Web for radicalize
What seems to have upset him the most was watching Alessa and Almonte radicalize a local teenager he calls “a regular street kid.”NYPD on the Real ‘Enemies Within’: Going Undercover With Jihadis|Michael Daly|September 9, 2013|DAILY BEAST
“This is scary; brutal methods will radicalize a larger number of women,” Sokirianskaya said.
Trying to hold back history and peaceful change may radicalize the situation.
And some may be pure “lone wolves” who radicalize themselves and carry out their attacks with no outside assistance or support.