What are some seven letter words with 2nd letter Y and 3rd letter A and 6th letter A?

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 2 words with the pattern -YA--A-. That is, seven letter words with 2nd letter Y and 3rd letter A and 6th letter A. In alphabetical order, they are:

hyaenas

nyanzas