O / offensātĭo
noun

offensātĭo

gen. offensātōnis · gender feminine · decl. 3rd
a hitting; striking against
a hitting or striking against any thing (post-Aug.).
Lit., Plin. 28, 16, 62, § 221: ut offensatione illā (hastae) commoneretur (Demosthenes), Quint. 11, 3, 130.—
a stumbling; tripping; a slip; blunder figuratively
Trop., a stumbling, tripping; a slip, blunder: debemus patienter ferre offensationes memoriae labentis, Sen. Ben. 5, 25, 6.