revealing
SMART Vocabulary: related words and phrases Revealing secrets & becoming known
anti-secrecy
backchannel
bare
bare your heart/soulidiom
blow someone's coveridiom
blow/take the lid off somethingidiom
declassify
hold
huddle
kiss
put the word outidiom
rat
rat on someone/something
reintroduce
revealingly
state's evidence
surface
tip
transpire
unravel
telltale
noun[ C ]
UKdisapprovinguk /ˈtel.teɪl/ us /ˈtel.teɪl/(UStattletale)
a person, especially a child, who secretly tells someone in authority, especially a teacher, that someone else has done something bad, often in order to cause trouble告密者，打小报告的人（尤指向老师告状的小孩）
Synonymblabbermouthinformaldisapproving
SMART Vocabulary: related words and phrases
People who reveal secrets & tell tales
big mouth
blabbermouth
dobber
fink
grass
informer
nark
rat
rumour-monger
scandalmonger
scaremonger
sneak
snitch
source
stool pigeon
supergrass
tattletale
whistle-blower
telltale | American Dictionary
telltale
adjective
us/ˈtelˌteɪl/
important because of showing information:
These are some of the telltale signs of termites.