Strong's #7383: riyphah (pronounced ree-faw')
or riphah {ree-faw'}; from 7322; (only plural), grits (as pounded):--ground corn, wheat.
Brown-Driver-Briggs Hebrew Lexicon:
/
rı̂yphâh / riphâh
1) a grain or fruit (for grinding)
1a) meaning dubious
Part of Speech: noun feminine
Relation: from H7322
Usage:
This word is used 2 times:
2 Samuel 17:19: "the well's mouth, and spread ground corn thereon; and the thing was not known."
Proverbs 27:22: "a fool in a mortar among wheat with a pestle, yet will not his foolishness depart"