Ok, it's time to give up. I've still got 2 answers to go. Shame on me. It's Thursday! My excuse? I've been cutting the grass. Not ALL the time. But then, I did have to think about it for a while. And then, I did have to search for the extension lead.
7d Coward, possibly, with authority to hold up progress of game (10) p-a-w-i-h-
21a Old stone implement, one carried by 28 when travelling (6) e-l-t-
Thanks in advance