128 entries under idiom topic. ×
| use sign language(expression, sign, flag, gesture) | |
| watch and ward(expression, warning) | |
| watch tower(expression, indication) | |
| wave a red flag(verb, expression, alert, warn) | |
| wise one up(verb, expression, alert, warn) | |
| word of warning(expression, notice, caution, warning) | |
| worthy of notice(expression, importance) | |
| writing on the wall(expression, notice, warning) |
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| APA | Smart Define. (2016). signal thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/signal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "signal thesaurus" https://smartdefine.org/signal/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, signal thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/signal/thesaurus/synonyms>. |
| MLA | Smart Define. "signal thesaurus" 1 March 2016. Web. 30 September 2026. <https://smartdefine.org/signal/thesaurus/synonyms> |