steinhart

From LSJ

ἀνήρ τῷ ἀδελφῷ αὐτοῦ προσκολληθήσεται → a man cleaves each to his fellow, each to one's fellow

Source

German > Latin

steinhart, duritiā silicum (von der Härte der Kiesel). – durissimus (sehr hart übh.). – adamantinae duritiae (hart wie Diamant).