colossus vs anomaly

colossus and anomaly both are nouns.

Word	Noun	Adjective	Verb	Adverb
colossus	Yes	No	No	No
anomaly	Yes	No	No	No

As nouns, anomaly is a hypernym of colossus; that is, anomaly is a word with a broader meaning than colossus:

Other hypernyms of colossus include unusual person.

colossus (noun)	anomaly (noun)
someone that is abnormally large and powerful	(astronomy) position of a planet as defined by its angular distance from its perihelion (as observed from the sun)
a person of exceptional importance and reputation	a person who is unusual
	deviation from the normal or common order or form or rule