Perk up and Snap up

Perk up verb - To become glad or hopeful.

Snap up and perk up are semantically related In some cases you can use "Snap up" instead a verb "Perk up".

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

Perk up and snap up are semantically related in stimulate topic. Sometimes you can use "Perk up" instead a verb "Snap up", if it concerns topics such as make very happy.