Admit is defined as to confess or agree that something is true.
(Old Poet.) To be evidence of; reveal; manifest
To own up is defined as to admit you did something or to take responsibility for something.
Spill is to empty out on a surface, to overflow over the edge of a container, or to cause a liquid to overflow, or to reveal a secret, or to leave somewhere quickly as part of a big group.
(Idiomatic, informal) Used to positively assert the frank honesty of an associated statement of set of statements; equivalent to "to tell the truth".
To cause to be seen; show:
To put or keep out of sight; secrete; conceal
To make or keep secret. [from late 16th c.]
Find another word for come-clean. In this page you can discover 11 synonyms, antonyms, idiomatic expressions, and related words for come-clean, like: admit, confess, incriminate oneself, own-up, spill, tell-the-truth, hide, secret, hold, implicate oneself and reveal.