telltale
adjective /ˈtelteɪl/
/ˈtelteɪl/
[only before noun]- showing that something exists or has happened
- telltale clues/marks/signs/sounds
- The telltale smell of cigarettes told her that he had been in the room.
Oxford Collocations DictionaryTelltale is used with these nouns:- sign
- signature