keep a

/one's weather eye open

To keep watch; stay alert.

Name	Pronounced	Usage
Yeong-Suk	yung-sook	Korean
JoŽEfa	YAW-zhe-fah	Slovene
Yaw	-	Western African, Akan
Luvenia	-	English
Curro	-	Spanish
Slaven	-	Croatian, Serbian