The Hittite word iš-ḫa-a-aš
Word iš-ḫa-a-aš
IPA išḫaš
Meaning master, lord, owner
See also Hittite: iš-ḫa-aš-ša-ra ‘lady, mistress’
Latin: erus ‘master’

Other words that might be of interest
ḫa-aš-šu- ‘king’