Kangaroo word: felicitous
Joey word: fit
Definitions in relation to their use in kangaroo words, taken from Google Dictionary, and edited for formatting.
fit (adjective): of a suitable quality, standard, or type to meet the required purpose.
The letters F, I, and T found within the kangaroo word “felicitous” arrange in the listed order to complete the joey word “fit”. While a word can have multiple definitions, in relation to their use with kangaroo words, these two words share a similar meaning: suitable.