Pennal
From LSJ
καὶ παρὰ δύναμιν τολμηταὶ καὶ παρὰ γνώμην κινδυνευταὶ καὶ ἐν τοῖς δεινοῖς εὐέλπιδες → they are bold beyond their strength, venturesome beyond their better judgment, and sanguine in the face of dangers
German > Latin
Pennal, thēca calamaria. – als Schimpfwort = Schulfuchs, scholasticus (Spät.). – Pennalismus, *pennalismus.