informative
informatory
a tale-bearing animal
babbling
betrayal
betrayer
blab
blabber
blabberer
blabbering
blabbermouth
blabbing
broad hint
busybody
catchword
clack
clue
communication leak
cue
cue word
dead giveaway
delator
divulgation
divulgement
divulgence
divulging
evidence
evulgation
fink
gentle hint
gesture
giveaway
glimmer
glimmering
gossip
gossip columnist
gossiper
gossipmonger
hint
hot lead
implication
index
indication
indiscretion
informer
inkling
innuendo
insinuation
intimation
tattler
newsmonger
rumormonger
rumourmonger
tell tales
audible
blue-white
faint
fleeting
fluorescent
imperceptible
intermittent
livid
multicolored
oily
ominous
phosphorescent
reddish
rhythmic
silvery
unmistakable
watery