Looking on the internet deeply has found these results:

because it would be horrible of me is the most popular phrase on the web.

because it would be inadequate of me 10 results on the web	because it would be horrible of me 14 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Sep 5, 2013 ... Not just because it would be horrible of me to spoil a book for someone, but because the Tabitha Suzuma is one of those authors that can break�... Although I understand what you are saying, please understand what I am saying because it would be horrible of me to witness such bad�... those�... Mar 1, 2012 ... ... around in order to make up for this one. {And because it would be horrible of me to say, I will not tell you how amazing those leftovers tasted.}. Sep 3, 2013 ... Not just because it would be horrible of me to spoil a book for someone, but because the things that happen in this book are shocking

because it would be inadequate of me

10 results on the web

because it would be horrible of me

14 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Sep 5, 2013 ... Not just because it would be horrible of me to spoil a book for someone, but because the Tabitha Suzuma is one of those authors that can break�...
Although I understand what you are saying, please understand what I am saying because it would be horrible of me to witness such bad�...
those�...
Mar 1, 2012 ... ... around in order to make up for this one. {And because it would be horrible of me to say, I will not tell you how amazing those leftovers tasted.}.
Sep 3, 2013 ... Not just because it would be horrible of me to spoil a book for someone, but because the things that happen in this book are shocking