Synonyms|55Antonyms|0|Broader|0Narrower|0Related|1
1
warning sign(expression, revelation, portent, prophesy, preindication)
1
early symptom
1
falling barometer
1
gathering clouds
1
high sign
1
preliminary sign
1
premonitory sign
1
premonitory symptom
1
prodroma
1
prodrome
1
quarantine flag
1
red flag
1
red light
1
skull and crossbones(expression, idiom)
1
storm petrel
1
symptom
1
thundercloud
1
thunderhead
1
warning signal
1
yellow flag
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APASmart Define. (2015). danger sign thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/danger_sign/thesaurus/synonyms
ChicagoSmart Define. 2015. "danger sign thesaurus" https://smartdefine.org/danger_sign/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, danger sign thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/danger_sign/thesaurus/synonyms>.
MLASmart Define. "danger sign thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/danger_sign/thesaurus/synonyms>