Double

dwojaki

(having two aspects; ambiguous)

dwumiejscowy

(designed for two)

dwuosobowy

(designed for two)

podwojony

(twice the quantity)

podwójny

(made up of two matching or complementary elements)

podwójny

(twice the quantity)

dublet

(redundant item for which an identical item already exists)

dwukrotność

(twice the number or size etc)

sobowtór

(a person resembling or standing for another)

dublować

((transitive) to multiply by two)

dublować

(to act as substitute)

podwajać

((transitive) to multiply by two)

podwajać się

((intransitive) to increase by 100%)

podwoić

((transitive) to multiply by two)

podwoić się

((intransitive) to increase by 100%)

zastąpić

(to act as substitute)

zastępować

(to act as substitute)

zdublować

((transitive) to multiply by two)

zdublować

(to act as substitute)