K5N1A1P3S1A1C3K5
20 points
KNAPSACK is validvalid
a bag carried on the back [n KNAPSACKS]
a bag of canvas or other weatherproof material with shoulder-straps, carried on the back [n -S]
a bag carried on the back [n KNAPSACKS]
a bag of canvas or other weatherproof material with shoulder-straps, carried on the back [n -S]