unnennbar
From LSJ
ἐπέμψατε ἀγγέλους τοῖς ἀλλήλοις ὥστε ἔγνωτε τὸν κίνδυνον → you sent messengers to one another so that you knew the danger
German > Latin
unnennbar, mirus (wunderbar = außerordentlich, ungemein). – incredibilis (unglaublich = ungemein; beide z.B. desiderium).