Knapsack is valid Scrabble Word

Is knapsack a scrabble word?
Official Scrabble Players Dictionary YES
Official Tournament and Club Word List YES
Collins Scrabble Words YES
Is knapsack valid Words with Friends?
Words with Friends YES

Definitions for KNAPSACK in dictionary:

Words related to KNAPSACK

knapsacked23 knapsacks21

Words that contain KNAPSACK

knapsacks21 knapsacked23

How to use KNAPSACK in a sentence

Find what other words can be done using letters: "knapsack"
https://scrabble-word.com/finder/knapsack
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