4) Feature of the letters b and d (8)
12) Could be pulled by a horse (4)
15) Culture of bribery (6)
20) State of serfdom (6)
1) Cause to become loose (6)
5) Quality of holding firm (13)
7) Low bed (5)
10) Pushy person shows it (4-9)
14) Cardinals electing Pope (10)