Sir Lancelot

[Khal6]

5) Like a cutting remark (6)
11) Quick throws with sideways motion (5)
12) Irritable; with stomach pain (9)
14) Short for art of swimming in patterns (7)
16) As an alternative (7)
19) Uninhabited British Atlantic island (7)
21) Become alert to something amiss (5,1,3)
23) Referring to earlier parts of book etc (5)
25) Yellow or orange annual flower (7,8)
6) Familiar form of Agnes (5)
7) Charm, influence for bad (7)
13) All --- and Bristol fashion (9)
15) Something essential (9)
17) One taking oath (7)
18) In the time of (6)
19) Type of woodworking or metalworking file (3-4)
20) Old two-handed jar (7)
24) Make or go bad (5)

Phew...=]

[mazie]

6. Aggie
7 Portent
13 Shipshape

[JUNKMAN]

14 synchro
19 rockall
21 smell a rat
6 aggie
13 shipshape

[mazie]

12 dyspeptic ?

[mazie]

25 African Marigold

[Vicasso]

19) File = rat tail

[mazie]

15 necessity

[Vicasso]

20) amphora

[Vicasso]

17) Swearer ??
23) Above ??

[Vicasso]

5) Barbed ??

[Vicasso]

18) Coeval ?? means 'of the same period'

[Vicasso]

16) Instead ??

[kjc]

24, addle