gracilitudo
From LSJ
Ἓν οἶδα, ὅτι οὐδὲν οἶδα → I know only one thing, that I know nothing | all I know is that I know nothing.
Latin > English (Lewis & Short)
grăcĭlĭtūdo: ĭnis, f. gracilis,
I slenderness, for the class. gracilitas, Att. ap. Non. 116, 6 (Fragm. Trag. v. 88 Rib.).
Latin > French (Gaffiot 2016)
grăcĭlĭtūdō, ĭnis, f. (gracilis), maigreur [au pr.] : Acc. Tr. 88.