Definitions in relation to their use in kangaroo words, taken from Google Dictionary, and edited for formatting.
Kangaroo word: closemouthed
Joey word: mute
closemouthed (adjective): reticent.
mute (adjective): refraining from speech or temporarily speechless.
The letters M, U, T, and E found within the kangaroo word “closemouthed” arrange in the listed order to complete the joey word “mute”. While a word can have multiple definitions, in relation to their use with kangaroo words, these two words share a similar meaning: discreet.