Sag and Tip over

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

Tip over and sag are semantically related In some cases you can use "Tip over" instead a verb "Sag".

Tip over verb - Cause to overturn from an upright or normal position.

Sag and tip over are semantically related in sink topic. Sometimes you can use "Sag" instead a verb "Tip over", if it concerns topics such as fall in, fall or make fall awkwardly.