When the ending, or inflection, is taken away from a word, the word that remains is called the root word or base word. Read More...
The resources above cover the following skills:
Vocabulary Acquisition and Use
Determine or clarify the meaning of unknown and multiple-meaning words and phrases based on Grade 3 reading and content, choosing flexibly from a range of strategies. [L.3.4]
Use a known root word as a clue to the meaning of an unknown word with the same root (e.g., company, companion). [L.3.4c]