A demonstration of Sumerian as an artificial nature can be achieved easily:
Akkadian scribes used the word zikaru [penis, erection] as ziggurat [mountain of heaven, the abode of the gods, the sacred mountain where the ark of constellations [animals] resided after the inundation of the sky. It also became the word for storm and flood:
IM%IM
aĝar5 (agar5)
dalhamun6
mermer3 (mermeri3)
zigara (zikara)
Also: angar, merimer3, merimeri3, nimgigre, zigkaru, zikaru.