140 entries under attentive topic. ×

68
watchful(adjective, feature, characteristic, understanding, keen)
49
attentive(adjective, feature, characteristic, understanding, keen)
45
vigilant(adjective, activity, feature, characteristic, understanding)
37
heedful(adjective, feature, characteristic, care, sensible)
35
intelligent(adjective, smart, sharp, bright)
33
observant(adjective, feature, characteristic, understanding, strong)
29
sharp(adjective, activity, understanding, strong, open)
29
keen(adjective, good, clear, understanding, strong)
28
quick(adjective, activity, understanding, pleasant, keen)
28
active(adjective, adverb, activity, good, clear)
28
wary(adjective, keen, sensible, deliberate, lively)
27
cautious(adjective, adverb, keen, care, sensible)
25
aware(adjective, feature, characteristic, understanding, open)
24
clever(adjective, sharp, ability, smart, bright)
23
careful(adjective, keen, sensible, excited, lively)
20
circumspect(adjective, keen, sensible, deliberate, lively)
20
lively(adjective, good, clear, strong, moving)
19
regardful(adjective, feature, characteristic, detail, attention)
18
bright(adjective, good, clear, open, moving)
17
mindful(adjective, understanding, keen, sensible, certain)
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APASmart Define. (2016). alert thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/alert/thesaurus/synonyms
ChicagoSmart Define. 2016. "alert thesaurus" https://smartdefine.org/alert/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, alert thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/alert/thesaurus/synonyms>.
MLASmart Define. "alert thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/alert/thesaurus/synonyms>