IPA: /ˈdaɪnəˌmaɪtə/
KK: /ˈdaɪnəˌmaɪtər/
A person who uses explosives, particularly dynamite, often in illegal activities.
The dynamiter was arrested for causing destruction in the city.
Dynamiter → It is formed from "dynamis" (from Greek, meaning power or force) and "-iter" (a suffix used to denote a person who performs an action). A dynamiter is a person who uses explosives, thus relating to the power of dynamite.
Think of 'dynamis' meaning power, and remember that a dynamiter is someone who uses that power through explosives.