Culprit noun – A person who has committed a crime. Fink and culprit are semantically related. In some cases you can use "Fink" instead a noun "Culprit".
Fink noun – A person who provides information about another's wrongdoing. Culprit and fink are semantically related. Sometimes you can use "Culprit" instead a noun "Fink". Nearby Word: finking