Doings and Thingummy

Doings noun - Manner of acting or controlling yourself.

Thingummy and doings are semantically related. in gizmo topic. In some cases you can use "Thingummy" instead a noun "Doings".

Thingummy noun - A small article the actual name of which one either does not know or cannot remember.

Doings and thingummy are semantically related. Sometimes you can replace term "Doings" with "Thingummy", this nouns are similar.