terrorist organization vs Klan

terrorist organization and Klan both are nouns.

Word	Noun	Adjective	Verb	Adverb
terrorist organization	Yes	No	No	No
Klan	Yes	No	No	No

terrorist organization (noun)	Klan (noun)
a political movement that uses terror as a weapon to achieve its goals	a secret society of white Southerners in the United States; was formed in the 19th century to resist the emancipation of slaves; used terrorist tactics to suppress Black people