reasoning
From LSJ
Κύριε, σῶσον τὸν δοῦλον σου κτλ. → Lord, save your slave ... (mosaic inscription from 4th cent. church in the Negev)
English > Greek (Woodhouse)
substantive
P. and V. λόγος, ὁ, Ar. and P. λογισμός, ὁ.
ratiocination: P. συλλογισμός, ὁ.