Word knowledge
- Learn synonyms, antonyms and word families (happy, happiness, unhappy).
- Use new words in sentences to remember them.
- Prefixes (un-, re-) and suffixes (-ful, -less) change meaning.
Key idea
Building vocabulary involves synonyms, antonyms, word families, and prefixes/suffixes that change meaning.
Remember
Prefixes and suffixes change a word's meaning or form.