periucunde
From LSJ
ἅτε γὰρ ἐννάλιον πόνον ἐχοίσας βαθύν σκευᾶς ἑτέρας, ἀβάπτιστος εἶμι φελλὸς ὣς ὑπὲρ ἕρκος ἅλμας → for just as when the rest of the tackle labors in the depths of the sea, like a cork I shall go undipped over the surface of the brine | as when the other part of the tackle is laboring deep in the sea, I go unsoaked like a cork above the surface of the sea
Latin > English (Lewis & Short)
perjūcundē: adv., v. perjucundus.
Latin > German (Georges)
periūcundē, Adv. (periucundus), mit großem Behagen od. Vergnügen, in od. von ganz angenehmer Laune, in alqa re versari, Cic. Cael. 25: fuit enim periucunde, er befand sich in der besten Laune, Cic. ad Att. 13, 52, 1.