Yes, store is playable
...and is worth 5 points.
Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Store" Definition
noun
A great quantity or number; an abundance.
A place where commodities are kept; a warehouse or storehouse.
A place where merchandise is offered for sale; a shop.
Supplies, especially of food, clothing, or arms.
Something that is or kept for future use.
verb-transitive
Computer Science To copy (data) into memory or onto a storage device, such as a hard disk.
To deposit or receive in a storehouse or warehouse for safekeeping.
To fill, supply, or stock.
To reserve or put away for future use.
idiom
In store Forthcoming: great trouble in store for her.
In store In reserve; stored.
verb
To stock against a future time .
To place or leave in a location (as a warehouse, library, or computer memory) for preservation or later use or disposal.
adjective
Of, relating to, kept in, or used for a store.
Purchased from a store as opposed to being natural or homemade .
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