- Informer
- secret spiller
- Steal
- Steal from an informer
- Telltale
- Turn informer
- Disclosing
- Sleazy
- Telltale
- of Reveal
- Telltale
- One who, or that which, squeals.
- The European swift.
- The harlequin duck.
- The American golden plover.
- Gold stamp
- No way that hallway has mark and sign of authenticity
- Telltale sign
- Typical feature or quality