Abbott-Smith Manual Greek Lexicon
εὐθύς (G2117)
59 εὐθύς , -εῖα, -ύ [in LXX chiefly for יָשַׁר ;] straight, direct : τρίβοι , Mt 3:3 , Mk 1:3 , Lk 3:4 (LXX) ; εἰς εὐθειας , (sc. ὁδούς ), Lk 3:5 ; εὐ. ὐδός , fig., Ac 13:10 , II Pe 2:15 ; as pr. name of a street, Ac 9:11 . In moral sense, straightforward, right : καρδία , Ac 8:21 (cf. Ps 7:11 31 (32):11 , al.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain