Escapade comma
The escapade comma, [32 -7 -9⟩, is a comma with a size of 9.492 cents. It is the difference between nine just major thirds and seven just perfect fourths, that is, (4/3)7/(5/4)9. This can also be written as (16/15)7/(5/4)2, that is, the difference between a stack of seven 16/15's and 25/16.
Temperaments
The escapade family tempers out this comma.