What does it mean to know a word?
Spoken What does the word sound like? (R)
How is the word pronounced? (P)
Writing What does the word look like? (R)
How is the word written? (P)
Syntactic In what patterns does the word occur? (R)
In what patterns must the word be used? (P)
Semantic What words can be expected before or after it? (R)
What words must be used with it? (P)