78 entries under alert topic. ×

14
concerned(adjective, upset, kind, deliberate, excited)
10
suspicious(adjective, uncertain, anxious, modest)
8
solicitous(adjective, upset, kind, deliberate, excited)
8
wary(adjective, deliberate, modest, humble)
6
careful(adjective, upset, kind, excited, anxious)
6
mindful(adjective, kind, deliberate, familiar)
5
aware(adjective, cool, sensible, significant)
5
cautious(adjective, modest, humble, careful)
5
cognizant(adjective, cool, sensible, significant)
5
perceptive(adjective, cool, sensible, significant)
5
sensible(adjective, cool, significant, familiar)
4
alive(adjective, cool, sensible, significant)
4
heedful(adjective, kind, deliberate, familiar)
4
sentient(adjective, cool, sensible, significant)
4
watchful(adjective, upset, cool, excited, ready)
3
awake(adjective, cool, sensible, significant)
3
conscious(adjective, cool, sensible, significant)
3
knowing(adjective, cool, sensible, significant)
3
knowledgeable(adjective, cool, sensible, significant)
3
observant(adjective, cool, sensible, deliberate)
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APASmart Define. (2016). apprehensive thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/apprehensive/thesaurus/synonyms
ChicagoSmart Define. 2016. "apprehensive thesaurus" https://smartdefine.org/apprehensive/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, apprehensive thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/apprehensive/thesaurus/synonyms>.
MLASmart Define. "apprehensive thesaurus" 16 February 2016. Web. 21 September 2026. <https://smartdefine.org/apprehensive/thesaurus/synonyms>