spill the beans vs blab out

spill the beans and blab out both are verbs.

Word	Noun	Adjective	Verb	Adverb
spill the beans	No	No	Yes	No
blab out	No	No	Yes	No

As verbs, spill the beans and blab out are synonyms defined as:

spill the beans and blab out: divulge confidential information or secrets

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

spill the beans (verb)	blab out (verb)
divulge confidential information or secrets	divulge confidential information or secrets