Yes, quick is a Scrabble word!
...and is worth 20 points in Scrabble, and 22 points in Words with Friends
quick
Adverb
1. With little or no delay
Adjective
1. Accomplished rapidly and without delay
2. Hurried and brief
3. Moving quickly and lightly
4. Apprehending and responding with speed and sensitivity
5. Performed with little or no delay
6. Easily aroused or excited
Noun
1. Any area of the body that is highly sensitive to pain (as the flesh underneath the skin or a fingernail or toenail)
What Scrabble words can I make with the letters in quick?
3 Letter Words
2 Letter Words
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Words that can be created with an extra letter added to quick:
S:quicks