Definitions in relation to their use in kangaroo words, taken from Google Dictionary, and edited for formatting.
Kangaroo word: proffer
Joey word: offer
proffer (verb): hold out to someone for acceptance.
offer (verb): present to accept or reject as so desired.
The letters O, F, F, E, and R found within the kangaroo word “proffer” arrange in the listed order to complete the joey word “offer”. While a word can have multiple definitions, in relation to their use with kangaroo words, these two words share a similar meaning: present.