Concise Bible Dictionary:
Descendants of Mizraim, supposed to have settled in some part of Egypt, but where is unknown (Gen. 10:13; 1 Chron. 1:11).
Strong’s Dictionary of Hebrew Words:
Transliteration:
Naphtuchiym
Meaning:
plural of foreign origin, Naphtuchim, an Egyptian tribe
Potts’ Bible Proper Names:
An opening; the nine bows; border people:―a Mizraite tribe, Gen. 10:13. {Apertio}