62 entries under idiom topic. ×

4
writing on the wall(expression, feeling, sign, hunch)
2
word of advice(noun, expression, point, prompt)
1
advance notice
1
alarm bell(expression, alert, alarm, bell)
1
danger signal(expression, alert, alarm, bell)
1
distress signal(noun, expression, notice, alert)
1
flea in ear(noun, expression, taste, sign)
1
gathering clouds(expression, omen)
1
handwriting on the wall(noun, expression, feeling, sign)
1
handwriting on wall(noun, expression, feeling, mark)
1
heavy with meaning
1
presence of mind(noun, expression, responsibility, attention)
1
promise of harm
1
red flag(expression, alarm)
1
storm brewing(expression, danger)
1
stormy petrel
1
talking out of
1
word to the wise(noun, expression, help, aid)
1
word to wise(noun, expression, taste, sign)
1
yellow flag(expression, alarm)
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APASmart Define. (2016). warning thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/warning/thesaurus/synonyms
ChicagoSmart Define. 2016. "warning thesaurus" https://smartdefine.org/warning/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, warning thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/warning/thesaurus/synonyms>.
MLASmart Define. "warning thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/warning/thesaurus/synonyms>