Definition of "perplexed"

" […] But come, Lady, we are too near the mouth of the cavern; let us seek its inmost recesses. […] " "Though all your actions are noble, […] is it fitting that I should accompany you alone into these perplexed retreats? Should we be found together, what would a censorious world think of my conduct?"

1764, Horace Walpole, The Castle of Otranto