Grade 3 vocabulary worksheet focusing on prefixes and suffixes, helping students understand word meanings through examples and definitions.

A worksheet titled "Prefixes and suffixes" for Grade 3, featuring a list of words with their root forms and definitions, including examples like "acted," "acting," "careful," "careless," "cared," "happily," "happiness," and "unhappy," with a smiling emoji and a note that prefixes and suffixes change the meaning of words.