Definitions in relation to their use in kangaroo words, taken from Google Dictionary, and edited for formatting.
Kangaroo word: capsule
Joey word: case
capsule (noun): a small container, especially a round or cylindrical one.
case (noun): a container designed to hold or protect something.
The letters C, A, S, and E found within the kangaroo word “capsule” arrange in the listed order to complete the joey word “case”. While a word can have multiple definitions, in relation to their use with kangaroo words, these two words share a similar meaning: a container.