Come down with and Grab

Come down with verb - To become affected with (a disease or disorder).

Grab and come down with are semantically related. In some cases you can use "Grab" instead a verb "Come down with".

Grab verb - To take physical control or possession of (something) suddenly or forcibly.

Come down with and grab are semantically related. Sometimes you can use "Come down with" instead a verb "Grab".