Florida - Benchmarks for Excellent Student Thinking:
ELA.3.F.1.3
Use knowledge of grade-level phonics and word-analysis skills to decode words.
a. Decode words with common Greek and Latin roots and affixes.
b. Decode words with common derivational suffixes and describe how they turn words into different parts of speech. (e.g., -ful, -less, -est).
c. Decode multisyllabic words.
Florida - Benchmarks for Excellent Student Thinking:
ELA.3.V.1.2
Identify and apply knowledge of common Greek and Latin roots, base words, and affixes to determine the meaning of unfamiliar words in grade-level content
3rd Grade Reading - Affixes Lesson
Affixes
An affix is a wordpart that can be added to a word or root.