2d) Analysed article dominates working (10) I have ?n???c?s?d
18d)Conquistador, cold,with nothing turning up round rear of forest(6) I Only Have C?????
21a) an attitude returningto one that's badly hurt - the stuff of legend (10) I have ?r?????a?a
and 24a) Wilde character recycled by this author? (6) I only Have ?t????
And the Z spelling of Cortez is necessary to complete the nice conceit of a row of six Zs along the bottom of the grid (with six As along the top line).