The Hittite word ar-ma
Word ar-ma
IPA arma
Meaning moon
See also Proto-Anatolian: *ʔ(o)rm-eh₂ ‘moon’

Other words that might be of interest
ne-e-pi-iš ‘sky, heaven’, ua-ar-ša ‘fog, mist’, al-pa-aš ‘cloud’, ḫa-aš-te-er ‘star’