Plug and Squib

Plug noun - Blockage consisting of an object designed to fill a hole tightly.

Squib and plug are semantically related In some cases you can use "Squib" instead a noun "Plug".

Nearby Words: plugged, plugboard

Squib noun - Firework consisting of a tube filled with powder (as a broken firecracker) that burns with a fizzing noise.

Plug and squib are semantically related in publicity topic. Sometimes you can use "Plug" instead a noun "Squib", if it concerns topics such as public notice of sale.