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
Omer	‘om-ER	Hebrew
Winnie	WIN-ee	English
Maud	MAWD (English)	English, Dutch
Wafai	-	Arabic
Chetan	-	Indian, Hindi, Marathi, Gujarati, Kannada
ValdÍS	-	Ancient Scandinavian, Icelandic