I need lots of help with this one, I've found it a stinker!!
4a) To show compunction (7) S-R---E
9a) Paltry material (3) --T
14a) WW1 wound necessitating return home (7)
6d) One who fosters the arts (6) ----O-
11d) Leg of mutton (as sleeve, too) (5) G---T
13d) Piling around bridge pier; a bird (8)