Synonymer till finksubstantiv(someone acting as an informer or decoy for the police) snitch; snitcher; stoolpigeon; stool pigeon; stoolie; sneak; sneaker; canary; finkverb(take the place of work of someone on strike) scab; rat; blackleg; fink(confess to a punishable or reprehensible deed, usually under pressure) confess; squeal; fink
