Which word has the same root as cleaned Clearer earned learning or unclean?

Here's why:

* Root: The root word is "clean", meaning to make free from dirt or impurities.

* Prefix: "Un-" is a prefix meaning "not" or "opposite of".

* Suffix: "-ed" is a past tense suffix.

Therefore, "cleaned" means "made clean", while "unclean" means "not clean".