bisextilis
From LSJ
κατὰ τὸν δεύτερον, φασί, πλοῦν τὰ ἐλάχιστα ληπτέον τῶν κακῶν → we must as second best, as people say, take the least of the evils
Latin > English (Lewis & Short)
bĭsextĭlis: e, adj. bisextus,
I containing an intercalary day: annus, Isid. Orig. 6, 17, 25.
Latin > French (Gaffiot 2016)
bĭsextīlis, e (bisextus), bissextile : Isid. Orig. 6, 17, 25.