1: Clean oneself, but in reverse (3)
2: Do as I say in short retreat (5)
3: Smuggler participating in arms race? (9)
4: What's left when you burn the tree (3)
5: One who regrets following initial tendencies is increasingly sincere (5)
8: A fellow's legs may be protected by these (5)
9: Roman date and time that is in Latin (2,3)
11: A representative may be a scamp (3)
13: In fear of wheat head (3)