let the cat out of the bag vs babble out

let the cat out of the bag and babble out both are verbs.

Word	Noun	Adjective	Verb	Adverb
let the cat out of the bag	No	No	Yes	No
babble out	No	No	Yes	No

As verbs, let the cat out of the bag and babble out are synonyms defined as:

let the cat out of the bag and babble out: divulge confidential information or secrets

Other synonyms of let the cat out of the bag include babble, blab, blab out, peach, sing, spill the beans, talk, tattle.

let the cat out of the bag (verb)	babble out (verb)
divulge confidential information or secrets	divulge confidential information or secrets