telltale (n.)
- babbling
- betrayal
- betrayer
- blab
- blabber
- blabbermouth
- busybody
- catchword
- clack
- clue
- cue
- divulgement
- divulgence
- evidence
- fink
- gesture
- giveaway
- glimmer
- glimmering
- gossip
- gossiper
- gossipmonger
- hint
- implication
- index
- indication
- indiscretion
- informer
- inkling
- innuendo
- insinuation
- intimation
- key
- kick
- lead
- leak
- look
- narc
- newsmonger
- newspaperman
- nod
- notion
- nudge
- prompt
- quidnunc
- reporter
- rumormonger
- scandalmonger
- scent
- sign
- signal
- snitch
- snitcher
- spoor
- spy
- squealer
- stoolie
- suggestion
- suspicion
- symptom
- tabby
- talebearer
- taleteller
- tattler
- tattletale
- tip-off
- trace
- track
- vestige
- whiff
- whisper
- whistle-blower
- wind
- wink
- yenta