Yes, luncheon is a Scrabble word!
...and is worth 13 points in Scrabble, and 17 points in Words with Friends
luncheon
Noun
1. A midday meal
What Scrabble words can I make with the letters in luncheon?
7 Letter Words
6 Letter Words
5 Letter Words
4 Letter Words
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3 Letter Words
2 Letter Words