Cave-ins and Drop

Drop and cave-ins are semantically related. in lowering topic. In some cases you can use "Drop" instead a noun phrase "Cave-ins".

Drop noun - The quantity of fluid that falls naturally in one rounded mass.

Cave-ins and drop are semantically related. Sometimes you can replace phrase "Cave-ins" with "Drop", this terms are similar.

Nearby Words: dropped, dropping, droplet, dropout, dropper