Synonyms|217Antonyms|40|Broader|0Narrower|0Related|43

33 entries under lively topic. ×

14
watchful(adjective, adverb, keen, sharp)
12
vigilant(adjective, adverb, sharp, bright)
11
alert(adjective, adverb, keen, sharp, bright)
11
wary(adjective, adverb, keen, sharp, bright)
10
observant(adjective, adverb, keen, sharp, bright)
8
careful(adjective, adverb, keen, sharp, bright)
8
heedful(adjective, adverb, sharp, bright)
7
circumspect(adjective, keen, sharp, bright)
7
on the lookout(expression, adjective, idiom, adverb, sharp)
5
attentive(adjective, keen, sharp, bright)
3
all ears(expression, adjective, sharp, bright)
3
on the ball(expression, adjective, idiom, keen, sharp)
2
on the job(expression, adjective, idiom, keen, sharp)
2
on the qui vive(expression, adjective, idiom, keen, sharp)
2
ready(adjective, set, sharp, bright)
2
wide-awake(adjective, keen, sharp, bright)
2
wired(adjective, set, sharp, bright)
1
active(sharp, bright, alert, aware)
1
bright(sharp, alert, aware, attentive)
1
cagey(adjective, sharp, bright, alert)
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APASmart Define. (2015). on guard thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/on_guard/thesaurus/synonyms
ChicagoSmart Define. 2015. "on guard thesaurus" https://smartdefine.org/on_guard/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, on guard thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/on_guard/thesaurus/synonyms>.
MLASmart Define. "on guard thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/on_guard/thesaurus/synonyms>