32 entries under caution topic. ×

22
signal(noun, alert, alarm, warning)
19
alert(noun, signal, alarm, warning)
17
horn(noun, alert, cry, signal)
14
whistle(noun, alert, cry, signal)
12
warning(noun, alert, cry, signal)
8
bell(noun, sound, object, alert)
6
tocsin(noun, alert, cry, signal)
5
buzzer(noun, alert, cry, signal)
2
call(noun, alert, cry, signal)
2
gong(noun, alert, cry, signal)
1
high sign(expression, alert, cry, signal)
1
signaling device(expression, alert, cry, signal)
1
tip off(expression, alert, cry, signal)
0
Mayday(alert, signal, warning, bell)
0
SOS(alert, cry, signal, warning)
0
blast(alert, cry, signal, warning)
0
clock(alert, cry, signal, warning)
0
cry(alert, signal, warning, whistle)
0
drum(alert, cry, signal, warning)
0
flap(alert, cry, signal, warning)
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APASmart Define. (2015). siren thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/siren/thesaurus/synonyms
ChicagoSmart Define. 2015. "siren thesaurus" https://smartdefine.org/siren/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, siren thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/siren/thesaurus/synonyms>.
MLASmart Define. "siren thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/siren/thesaurus/synonyms>