Etymological roots are indicated by the sign ç.

Language groups are as follows: SKT: Sanscrt; E: Egyptian; HB: Hebrew; GK: Greek; L: Latin; AS: Anglo Saxon; ME: Middle English; OHG: Old High German; G: German; OFR: Old French; FR: French; IT: Italian; ICL: Icelandic; N: Nordic; SW: Swedish.

HB: haraphel = gloom attending a lowering sky, thick lowering clouds, to slope, incline or bend down; çHUR = firstly, intrinsic motion of exteriorising physical form; therefore internal ardour, passion, inflaming fire; secondly, the contrast of light and matter, or materialised light - therefore blindness, privation of light, absolute lack, nudity, sterility, desert; çHUPH = interiorised activity of matter, obscurity; cf. Psalm 97: 2-4 - the clouds and thick darkness round about God are ringed by fire and lightning; cf. GK: kruptos = concealed, private, in secret (see Matthew 6: 5-6; John 7: 10; etc.).