sinisteritas
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
Latin > English (Lewis & Short)
sĭnistĕrĭtas: ātis, f. sinister, II. A.,
I awkwardness, untowardness, perversity (cf. the opp. dexteritas); perh. only in Plin. Ep. 6, 17, 3; 9, 5, 2.