base words like a word that can stand alone example: illegal=legal
Those are called "root" words. The appendages are prefixes (in front) and suffixes (on the end).
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Those are called "root" words.
The appendages are prefixes (in front) and suffixes (on the end).
https://grammar.yourdictionary.com/grammar-rules-and-tips/are-base-words-and-root-words-the-same.html
This is how I've always understood 'base words' and 'roots'.
It's unclear, however, what your question is.
Giving the example illegal = legal (an obvious