stumble (v.) Copy link Outline I. Lit.1. offendo, di, sum, 3 (lit. to strike against)2. lāborII. Fig. • stumble (v.): I. Lit.: 1. offendo, di, sum, 3 (lit. to strike against): who is so lynx-eyed as not to s. in such utter darkness? quis est tam lynceus qui in tantis tenebris nihil offendat? Cic. Fam. 9, 2, 2: your foot gave warning by s.ing on the threshold, pes tuus offenso limine signa dedit, Ov. Her. 13, 88. 2. lābor: v. to fall. II. Fig.: to s. upon: incĭdo, cĭdi, casum, 3: I s.d on the man quite unexpectedly, homini praeter opinionem improviso incidi, Cic. Verr. 2, 74, 182: v. to fall in with.