IPA: /ˈsɜːrmənaɪzər/
KK: /ˈsɜrməˌnaɪzər/
A person who gives religious speeches or sermons, often in a church or similar setting.
The sermonizer captivated the audience with his powerful message.
Sermonizer → It is formed from "sermon" (from Old French *sermon*, meaning a discourse or speech) and "-izer" (a suffix meaning to make or to cause to be). The word "sermonizer" refers to someone who delivers or makes sermons, often in a religious context.
Think of someone who 'makes' ('-izer') a 'discourse' ('sermon') — that's why a sermonizer is someone who delivers sermons.