1st Grade Reading › Use Frequently Occurring Affixes to Determine Word Meanings: CCSS.ELA-LITERACY.L.1.4.B
What does "unlocked" mean in the sentence below?
The door was unlocked.
Not locked
Locked
Relocked
Prelocked
The word "unlocked" has a prefix. A prefix is added to the beginning of a word to make a new word.
"Un" means not.
"Unlock" means not locked.
What does "prewash" mean in the sentence below?
The store will prewash the shirt before they sell them.
washed before
not washed
washed again
unwashed
The word "prewash" has a prefix. A prefix is added to the beginning of a word to make a new word.
"Pre" means before.
"Prewash" means washed before.