Red flag
Synonyms for Red flag
- red lightwarning signal
- warning
- delicate subjectwarning signal
- caution light
- stormy petrel
- casus belliwarning signal
- red ragwarning signal
- sore pointwarning signal
- warning signal
- omen
- wake-up call
- tip-off
- caution
- sign
- signal
- hint
- storm petrel
- portent
- admonition
- forewarning
- caveat
- harbinger
- red banner
- deterrent example
- enough said
- event illustrating a hazard
- buoy
- danger signal
- tocsin
- alarm
For more similar words, try Red flag on Thesaurus.plus dictionary