Urgroßeltern

From LSJ

ἀκμὴ οὐδὲ ἔχει γενέσεως ὑπόστασιν καθ' ἑαυτήν → the culmination has no power of originating by itself

Source

German > Latin

Urgroßeltern, proăvi. – Urgroßmutter, proăvĭa. – Urgroßvater, proăvus.