'Uz, Hul, Gether and Mash,' as in Genesis 10:23, signify several kinds of knowledges derived from the knowledges of good, and anything pertaining those knowledges. Knowledges derived from the knowledges of good are natural truths, and anything pertaining to knowledges are actions based on them.

(सन्दर्भ: Arcana Coelestia 1234)

Gerar, as in Genesis 10:19, signifies things revealed concerning faith.

(सन्दर्भ: Arcana Coelestia 1207)