Definitions in relation to their use in kangaroo words, taken from Google Dictionary, and edited for formatting.
Kangaroo word: cavern
Joey word: cave
cavern (noun): a cave, or a chamber in a cave, typically a large one.
cave (noun): a large underground chamber, typically of natural origin, in a hillside or cliff.
The letters C, A, V, and E found within the kangaroo word “cavern” arrange in the listed order to complete the joey word “cave”. While a word can have multiple definitions, in relation to their use with kangaroo words, these two words share a similar meaning: a natural chamber.