OK here's the update, Once again good progress. I myself have no idea what the seven clue is about, but as pointed out it must be related to the number of letters in Drognan and Geglash. There has to be something tying them together, but I have yet to notice it. Can't post on weekends much so I'm hoping everything goes well
New List:
El- El, Eld, Tir, Nef, Eth, Ith, Tal, Ral, Ort, Thul, Amn, Sol, ~, Dol, ~, ~, ~, ~, ~,
Eld- El, Eld, Tir, Nef, Eth, Ith, Tal, Ral, Ort, Thul, Amn, Sol, ~, Dol, ~, Io, ~, ~, ~,
Tir- (El), Eld, Tir, Nef, Eth, Ith, Tal, Ral, Ort, Thu l, Amn, Sol ~, Dol, ~, ~, ~, ~, ~,
Nef- El, Eld, (Tir), Nef, Eth, Ith, Tal, ~, Ort, Thul, ~ , ~, ~, ~, ~, ~, (Lum), ~, ~,
Eth- El, Eld, Tir, Nef, Eth, Ith, Tal, ~, ~, ~, ~, ~, ~, ~, ~, ~, (Lum), ~, ~,
Ith- El, Eld, Tir Nef, Eth, Ith, Tal, Ral, Ort, ~, ~, ~, ~ , ~, ~, ~, ~, ~, ~,
Tal- El, Eld, Tir, Nef, (Eth), Ith, Tal, ~, Ort, ~, Amn, ~ , ~, ~, ~, ~, ~, ~, ~,
Ral- El, Eld, Tir, Nef, Eth, Ith, Tal, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~,
Ort- El, Eld, Tir, Nef, (Eth), Ith, Tal, ~, ~, ~, ~, (Sol), ~, ~, ~, ~, ~, ~, ~,
Thul- El, Eld, Tir, Nef, Eth, ~, Ral, Tal, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~,
Amn- El, Eld, (Tir), Nef, ~, Ith, ~, Ral, ~, Thul, ~, ~, ~, ~, ~, ~, ~, ~, ~,
Sol- El, ~, Tir, ~, Eth, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~,
Shael- ~, ~, ~, ~, (Eth), ~, Tal, ~, ~, Thul, ~, ~, ~, Dol , ~, ~, ~, ~, ~,
Dol- El, ~, ~, ~, Eth, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, (I o), ~, ~, ~,
Hel- ~, ~, ~, ~, ~, Ith, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~,
Io- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, L um, ~, ~,
Lum- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Ko- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Fal- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Lem- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Pul- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, Fal,
Um- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Mal- ~, ~, Tir, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~,
Ist- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Gul- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Vex- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Ohm- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Lo- ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~,
Sur- (El), ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~, ~ , ~, ~, ~,
edit: Thanks again