Definition of "regardful"

I […] take care for the generall, to have a regardfull reſpect of that which you leave behind you.

1603, Michel de Montaigne, “Of the affection of fathers to their children”, in John Florio, transl., The Essayes […], book II, London: […] Val[entine] Simmes for Edward Blount […], page 231

And euermore, when with regardfull ſight / She looking backe, eſpies that grieſly wight / Approching nigh, ſhe gins to mend her pace […].

1596, Edmund Spenser, “Book IV, Canto VII”, in The Faerie Queene. […], part II (books IV–VI), London: […] [Richard Field] for William Ponsonby, page 100