Each answer in this double pyramid grid contains the letters of the previous answer, plus one extra and later minus one less.
1 Spanish ‘and’, 2 New York (1,1), 3 Japanese money, 4 Begrudging feeling, 5 Diplomatic agent, 6 Transfer full legal rights, 7 Small flock of wild turkeys, 8 Small bay, 9 Corporate head (1,1,1), 10 Japanese writer, 11 Chemical symbol for oxygen
This type of puzzle is available in many different sizes and designs.