1: Weird eastern lake (5)

4: Later round without an opponent (3)

6: Some slippers and also shoes (7)

7: Starshine somehow loses its shine (9)

9: Gets in boats at sea (7)

12: Pronounced ability to smell negative votes (3)

13: From my French fiend (5)

1: One final, huge Greek goddess (3)

2: Sprinted fleetly? (3)

3: Came back on a diet anew and wasted away (9)

4: Hellish painter spoke piffle (5)

5: We turned up with endless Irish pitchers (5)

7: Instrument on top of tree or shrub (5)

8: Haley's book provides moral support (5)

10: Doctrine for some Kiwis makes sense (3)

11: Sounds like a bright child (3).