1a) Acted stupidly, copied over first bit of work (7)
5a) I had intervened in quarrel for loyal servant (6)
5d) Prevent everybody supporting team in Nottingham (9)
7d) Reliably write with vitality maybe about English (15)
12a) Chippy's good justification to keep wild posy... (5,6)
Apology for no letters. All help much appreciated