Blub and Incandescent lamp

Blub verb - To shed tears often while making meaningless sounds as a sign of pain or distress.

Incandescent lamp and blub are semantically related. In some cases you can use "Incandescent lamp" instead a noun "Blub".

Incandescent lamp noun - Electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity.

Blub and incandescent lamp are semantically related. Sometimes you can replace term "Blub" with "Incandescent lamp", this terms are similar.