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

[willowsnn3]

quirky

 

[kimmar067]

ray

 

[klmall]

say

 

[willowsnn3]

tray

 

[kimmar067]

usually

 

[klmall]

variety

 

[dumboiu]

zany

 

[klmall]

abruptly

 

[kimmar067]

boy

 

[willowsnn3]

crazy

 

[willowsnn3]

dairy

 

[klmall]

every

 

[kimmar067]

fairy

 

[klmall]

We skipped W, X and Y above so I'll do them:

warranty

xenogamy

yearly

fairy

and here's the next:

greatly

 

[kimmar067]

healthy

 

[klmall]

irony

 

[kimmar067]

jelly

 

[klmall]

key

 

[kimmar067]

levy

 

[klmall]

messy