Synonyms|131Antonyms|3|Broader|4Narrower|1Related|17
3
traffic light(noun, signal)
3
traffic signal(noun, light, signal)
2
caution light
2
green light
2
red flag(noun, signal)
2
stop light(noun, signal)
2
warning signal(noun, signal)
1
aid to navigation(expression, idiom)
1
alarm
1
amber light
1
balefire
1
beacon
1
beacon fire
1
bell
1
bell buoy
1
blinker
1
blue peter
1
buoy
1
danger sign
1
early symptom
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APASmart Define. (2015). red light thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/red_light/thesaurus/synonyms
ChicagoSmart Define. 2015. "red light thesaurus" https://smartdefine.org/red_light/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, red light thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/red_light/thesaurus/synonyms>.
MLASmart Define. "red light thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/red_light/thesaurus/synonyms>