G3050–λογικός–logikos

For this reason I make request to you, brothers, by the mercies of God, that you will give your bodies as a living offering, holy, pleasing to God, which is the worship it is right for you to give him.

λογικὴν logikēn “reasonable”

Be full of desire for the true milk of the word, as babies at their mothers' breasts, so that you may go on to salvation;

λογικὸν logikon “reasonable”