Basin and Falloff

Basin noun - A bowl-shaped vessel; usually used for holding food or liquids.

Falloff and basin are semantically related In some cases you can use "Falloff" instead a noun "Basin".

Falloff noun - The amount by which something is lessened.

Basin and falloff are semantically related in drop topic. Sometimes you can use "Basin" instead a noun "Falloff", if it concerns topics such as depression.