The Cappadocian Greek word αβούκα
Word αβούκα
a b uː. k a
IPA abuː.ka
Meaning grandfather
See also Armenian: haw ‘grandfather’
Latin: avus ‘grandfather’
Proto-Indo-European: *awo- ‘grandfather, adult male relative other than one's father’
Hittite: huhha- ‘grandfather’

Other words that might be of interest
ζανός ‘baby, infant’, λούβα ‘uncle (fathers side)’, πούλουπα ‘child, offspring’, dαdάς ‘father’, ναίκα ‘wife’