ἄγυια
ἵνα οὖν μηδ' ἐν τούτῳ δῷ αὐτοῖς λαβήν (Photius, Fragments on the Epistle to the Romans 483.26) → so that he doesn't give them even here a handle (= an opportunity for refutation)
English (LSJ)
ᾶς, ἡ,
A street, highway, chiefly in pl., Il.5.642; σκιόωντό τε πᾶσαι ἀ. Od.2.388, etc.; of the paths of the sea, 11.12; ἀγυιαῖς in the streets, Hom.Epigr.14.5, cf. Pi.P.2.58, B.3.16, S.OC715, Ant.1136, E. Ba.87 (all lyr.): esp. in the phrase κνισᾶν ἀγυιάς Ar.Eq.1320, Av.1233, D.21.51:—rare in Prose, X.Cyr.2.4.3, PPetr.3p.7 (iii B.C.), LXX 3 Ma. 1.20, etc.; ἐν ἀγυιᾷ, of documents executed in public by a notary, POxy. 722.12 (i A.D.), etc. 2 collection of streets, city, Pi.O.9.34, N.7.92; πολύπυρος ἀ. Hymn.Is.2. (Quasi-participial form from ἄγω, cf. ἅρπυια.) [ἄγυιᾰν Il.20.254 (Aristarch.), cf. Pi N.7.92 codd. vett.; ἄγυια Ion. and old Att. acc. to Hdn. Gr.2.613, Eust.1631.29; ἀγυιά, incorrectly, EM14.21, etc.; ἀγυιάν freq. in codd., e.g. Pi.O.9.34, X. l.c.]