Why? I'll tell you "Y"....the 2nd 'words-ending-with-Y-in-ABC-order' game

[usnuzuloose]

bully

 

[klmall]

copy

 

[usnuzuloose]

dainty

 

[klmall]

early

 

[usnuzuloose]

fly

 

[klmall]

groovy

 

[willowsnn3]

heavy

 

[usnuzuloose]

injury

 

[klmall]

jaunty

 

[willowsnn3]

knobby

 

[usnuzuloose]

kissy

 

[willowsnn3]

lazy

 

[usnuzuloose]

many

 

[klmall]

northerly

 

[usnuzuloose]

oily

 

[klmall]

pantry

 

[usnuzuloose]

queasy

 

[willowsnn3]

really

 

[usnuzuloose]

say

 

[willowsnn3]

tray