Nose-dive and Sag

Nose-dive verb - To go to a lower level especially abruptly.

Sag and nose-dive are semantically related. in lower topic. In some cases you can use "Sag" instead the phrase "Nose-dive" as a verb or a noun, when it comes to topics like fall or make fall awkwardly.

Sag verb - To be limp from lack of water or vigor.

Nose-dive and sag are semantically related. Sometimes you can use "Nose-dive" instead a verb "Sag".