Abbott-Smith Manual Greek Lexicon
αἴτιος (G159)
5 αἴτιος , -α, ὁ ( αἰτία ), [in LXX: I Ki 22:22 ( סבב ) Da LXX Bel 41 , TH Da Bel 42 , Su 53 , II Mac 4:47 13:4 , IV Mac 1:11 *;] causative of , responsible for ; as subst., ὁ αἰ. , the cause , author : He 5:9 ; τὸ αἰ. , the cause , Ac 19:40 . blameworthy , culpable ; as subst., ὁ αἰ. , the culprit , the accused (Lat. reus ); τὸ αἰ. (= αἰτία , 3), the crime , Lk 23:4 , 14 , 22 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain