נָפָהnâphâh

נָפָה: sieve, or other winnowing implement (Isaiah 30:28)

Pronunciation: naw-faw' · Hebrew/Aramaic (Old Testament) · H5299

Meanings

נָפָה: height, only construct in combination (Joshua 12:23; 1 Kings 4:11; Joshua 11:2)

Same root

נוּףnûwph · H5130to quiver (i.e. vibrate up and down, or rock to and fro); used in a great variety of applications (including sprinkling, beckoning, rubbing, bastinadoing, sawing, waving, etc.)
נֶפֶתnepheth · H5316a height

Where it appears

Appears 2 times in the Bible.

Joshua 11:2 all the kings of the northern hill country; the kings in the Jordan Valley south of Galilee; the kings in the Galilean foothills; the kings of Naphoth-dor on the west;
Isaiah 30:28 His hot breath pours out like a flood up to the neck of his enemies. He will sift out the proud nations for destruction. He will bridle them and lead them away to ruin.

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).