Yes, studded is a Scrabble word!
...and is worth 10 points in Scrabble, and 11 points in Words with Friends
studded
Adjective
1. Dotted or adorned with or as with studs or nailheads; usually used in combination
Verb
1. Scatter or intersperse like dots or studs
2. Provide with or construct with studs
What Scrabble words can I make with the letters in studded?
6 Letter Words
5 Letter Words
4 Letter Words
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3 Letter Words
2 Letter Words