Strong's #7384: Riyphath (pronounced ree-fath')
or (probably by orthographical error) Diyphath {dee-fath'}; of foreign origin; Riphath, a grandson of Japheth and his descendants:--Riphath.
Brown-Driver-Briggs Hebrew Lexicon:
rı̂yphath
Riphath = "spoken"
1) the 2nd son of Gomer
Part of Speech: noun proper masculine
Relation: of foreign origin
Usage:
This word is used 2 times:
Genesis 10:3: "And the sons of Gomer; Ashkenaz, and Riphath, and Togarmah."
1 Chronicles 1:6: "And the sons of Gomer; Ashchenaz, and Riphath, and Togarmah."