The Hittite word ḫa-aš-ša-aš
Word ḫa-aš-ša-aš
IPA ḫāšša-
Meaning descendant
See also Lydian: kambein ‘grandchild’
Proto-Anatolian: *Honsu ‘descendant’

Other words that might be of interest
ḫu-uḫ-ḫa-aš ‘grandfather’, ne-ga-an ‘sister’, ne-ek-na ‘brother’, kuu̯an- ‘woman’, pe-eš-ne ‘man, male, person’, an-tu-ua-aḫ-ḫa-aš ‘man, human being, person’, an-na-aš ‘mother’, at-ta-aš ‘father’