110 entries under expression topic. ×

1
on the lookout(idiom, keen, alert, careful)
1
on the qui vive(idiom, keen, alert, careful)
1
on toes(keen, anxious, alert, careful)
1
on top of(sharp, smart, intelligent, clever)
1
quick of apprehension(idiom, intelligence wisdom)
1
quick on the draw(idiom, sharp, bright, lively)
1
quick on the trigger(idiom, sharp, bright, lively)
1
quick on the uptake(idiom, smart, bright, active)
1
sharp as a tack(idiom, smart, bright, intelligent)
1
smart as a whip(idiom, bright, active, wise)
1
street smart(smart, shrewd, clever, subtle)
1
touchy feely(adjective, understanding, keen, fine)
1
tuned in(adjective, understanding, keen, sharp)
1
turned on to(adjective, idiom, understanding, keen)
1
waiting on(keen, anxious, alert, careful)
1
wised up(sharp, smart, intelligent, clever)
1
with eyes peeled(idiom, keen, alert, careful)
1
with weather eye open(idiom, keen, anxious, careful)
0
able to recognize(idiom, perceptive, observant, insightful)
0
accent mark
10 years ago|43k views|share |citing 
APASmart Define. (2016). acute thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/acute/thesaurus/synonyms
ChicagoSmart Define. 2016. "acute thesaurus" https://smartdefine.org/acute/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, acute thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/acute/thesaurus/synonyms>.
MLASmart Define. "acute thesaurus" 23 February 2016. Web. 21 September 2026. <https://smartdefine.org/acute/thesaurus/synonyms>