jailbreak vs prison-breaking

jailbreak and prison-breaking both are nouns.

Word	Noun	Adjective	Verb	Adverb
jailbreak	Yes	No	No	No
prison-breaking	Yes	No	No	No

As nouns, jailbreak and prison-breaking are synonyms defined as:

Other synonyms of jailbreak include break, breakout, gaolbreak, prisonbreak.

jailbreak (noun)	prison-breaking (noun)
an escape from jail	an escape from jail
the removal of security locks from an electronic device