Ge-nyhtsum-nes
Bosworth & Toller Anglo-Saxon Old English Dictionary - ge-nyhtsum-nes
According to the Old English Dictionary:
-ness, -nis, -niss, e;
- ge-nyhtsum-nes
- f. An abundance, plenty; abundantia :-- In mínre genyhtsumnisse in mea abundantia, Ps. Surt. 29, 7: 64, 12.