OT:1471
gowy rarely (shortened) goy--
as a noun, masculine:
nation, people
a) nation, people
1) usually of non-Hebrew people
2) used of descendants of Abraham
3) used of Israel
b) used of a swarm of locusts or other animals (figurative)
as a proper noun, masculine:
c) Goyim? = "nations"
(from The Online Bible Thayer's Greek Lexicon and Brown Driver & Briggs Hebrew Lexicon, Copyright (c)1993, Woodside Bible Fellowship, Ontario, Canada. Licensed from the Institute for Creation Research.)
Now you are really reaching. The Hebrew word translated "gentiles" in Genesis 10:5 is translated "nations" in Genesis 10:20 in reference to Ham's descendants and in Genesis 10:30 for Shem's descendants.
In the NT:
NT:1484
ethnos, ethnous, to:
1. a multitude (whether of men or of beasts) associated or living together; a company, troop, swarm
2. a multitude of individuals of the same nature or genus
3. race, nation: Matthew 21:43; Acts 10:35
4. foreign nations not worshipping the true God, pagans, Gentiles,
5. Paul uses ta ethnee even of Gentile Christians: Romans 11:13
(from Thayer's Greek Lexicon, Electronic Database. Copyright (c) 2000 by Biblesoft)