Be on the qui vive for and Beware of

Beware of and be on the qui vive for are semantically related. In some cases you can use "Beware of" instead a verb phrase "Be on the qui vive for".

Beware of verb - To be cautious of or on guard against.

Be on the qui vive for and beware of are semantically related. You can use "Be on the qui vive for" instead a verb "Beware of".