Definitions in relation to their use in these kangaroo words, taken from Google Dictionary, and edited for formatting.
expurgate (verb): remove matter thought to be objectionable or unsuitable from.
purge (verb): rid of an unwanted quality, condition, or feeling.
pure (adjective): free of any contamination.
The letters P, U, R, G, and E found within the grand kangaroo word “expurgate” arrange in the listed order to complete the joey word “purge”. Additionally, the letters P, U, R, and E found within the joey word “purge” arrange in the listed order to complete the joey word “pure”. While a word can have multiple definitions, in relation to their use with kangaroo words, these three words share a similar meaning: clean.