Kangaroo word: signal
Joey word: sign
Definitions in relation to their use in kangaroo words, taken from Google Dictionary, and edited for formatting.
signal (noun): a gesture, action, or sound that is used to convey information or instructions, typically by prearrangement between the parties concerned.
The letters S, I, G, and N found within the kangaroo word “signal” arrange in the listed order to complete the joey word “sign”. While a word can have multiple definitions, in relation to their use with kangaroo words, these two words share a similar meaning: an indication.