Synonyms|139Antonyms|1|Broader|0Narrower|0Related|22

13 entries under idiom topic. ×

2
on the ball(expression, adjective, keen, alert)
2
on the job(expression, adjective, keen, anxious)
1
never tired(expression, activity)
1
not missing a trick(expression, adjective, alert, careful)
1
on the alert(expression, adjective, alert, careful)
1
on the qui vive(expression, adjective, keen, anxious)
1
on the watch(expression, adjective, alert, careful)
1
with eyes peeled(expression, adjective, keen, anxious)
1
with weather eye open(expression, keen, anxious, careful)
0
fully awake
0
on your guard(expression, alert, attentive, watchful)
0
persevering a(expression, activity)
0
steady as time(expression, perseverance)
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APASmart Define. (2015). unsleeping thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unsleeping/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsleeping thesaurus" https://smartdefine.org/unsleeping/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unsleeping thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unsleeping/thesaurus/synonyms>.
MLASmart Define. "unsleeping thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unsleeping/thesaurus/synonyms>