N'teenth - N'teenth is when you're so tired of something it's like it's

N'teenth is when you're so tired of something it's like it's physically draining you.

I've seen that meme 100 times. It's the N'teenth of my body.

My mom texts me every day. It's the N'teenth of my energy.

This song plays every time I enter a store. It's the N'teenth of my bones.