keep on toes

keep somebody on their toes

to force someone to continue giving all their attention and energy to what they are doing He gave me a couple of extra things to do just to keep me on my toes.

Common Names:

Name	Pronounced	Usage
Deana	dee-AN-ə, DEEN-ə	English
Isaija	-	Serbian, Macedonian
Artur	ər-TOOR (Portuguese), ar-TOOR (Galician), AHR-tuwr (Polish), AHR-toor (German)	Portuguese, Galician, Catalan, Polish, Russian, German, Estonian, Swedish, Romanian, Czech
Evelien	ay-və-LEEN	Dutch
Henricus	hen-REE-kus (Dutch)	Ancient Germanic (Latinized), Dutch
Amor	['eimə]