Catch somebody unawares and Throw off

Throw off and catch somebody unawares are semantically related. In some cases you can use "Throw off" instead a verb phrase "Catch somebody unawares".

Throw off verb - To draw the attention or mind to something else.

Catch somebody unawares and throw off are semantically related. Sometimes you can use "Catch somebody unawares" instead a verb "Throw off".