Is enormous a root word?

The word enormous contains within it, if you look closely, the root norm, as in normal. ... You may also have heard the word ginormous, which people try to use as enormous with a dramatic flair. But, trust us: ginormous is not a good word; it's just a blend of two words — gigantic and enormous.

What does the word enormous refer to?

enormous, immense, huge, vast, gigantic, colossal, mammoth mean exceedingly large. enormous and immense both suggest an exceeding of all ordinary bounds in size or amount or degree, but enormous often adds an implication of abnormality or monstrousness.