1: Praiseworthy naval officer, English, found around boat's prow (9)
 2: Number One in facetiousness (3)
 3: Artist back on the issue of causing inflamation. (5)
 4: Inept casino confused the issue (4,2,5)
 5: Patience may be enjoyed by this person perhaps? (5-4)
 6: Playwright rethinking copyright wrangle (4,7)
 7: Pointless drinks in disarray can lead to daggers. (5)
 10: Black arts and demons concerned with Homer's issue? (4,7)
 12: One later enters, like, with matching sides (11)
 14: Fork prong holds passion fruit (9)
 16: Evaluation pack of standard images (4,5)
 19: Doll part, that is (5)
 20: Starts to read each chapter after pausing for review (5)