What do the words "final," "infinite," and "define" have in common? How do roots, prefixes, and suffixes influence the meaning of words? Geared toward fifth- and sixth-grade learners, this grammar worksheet has students look at groups of words and determine what type of word part they share in common, as well as the meaning of the word part. This activity is a great way to strengthen learners' language and vocabulary skills! For more practice, check out Root Word, Suffix, and Prefix Review #1, Root Word, Suffix, and Prefix Review #2, and Root Word, Suffix, and Prefix Review #4.