Abbott-Smith Manual Greek Lexicon
κονιάω (G2867)
2 κονιάω , -ῶ ( κονία , dust , lime ), [in LXX: De 27:2 , 4 ( שִׂיד ), Pr 21:9 *;] to plaster or whiten over : of tombs, Mt 23:27 ; fig., of a hypocrite, Ac 23:3 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain