Drop and Narrowing down

Drop verb - To cause to fall intentionally or unintentionally.

Narrowing down and drop are semantically related In some cases you can replace term "Narrowing down" with "Drop", this verbs are similar.

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

Drop and narrowing down are semantically related in decrease topic. You can use "Drop" instead a verb "Narrowing down", if it concerns topics such as grow less or make less.