I might have some letters wrong, this has been sticky this week:
6. It's wicked for 6 to have 100 debts (7) ?I?I?U? (not sure about first I)
14 Don't lose intelligent grasp to maintain a show (4,2,5) KEEP/?N/?I???
18 100 hurt under a spell (7) ?H???E?
15 Not altogether in keeping with one's role? (6) P???L?
16 Being cordial, listen to half the city (6) ??A?T?