rüstig

From LSJ

ἐπὶ τὰ χείρω καὶ ἐπὶ τὰ βελτίω → for worse or for better, for better or for worse

Source

German > Latin

rüstig, robustus (kernfest, handfest). – strenuus (flink, frisch zur Hand bei der Arbeit). – impiger (unverdrossen). – r. Kraft, vis vigorque.Adv.strenue; impigre.