Tedium Mitties
In between 'Tall Smitties' (small titties) and 'Tig Bitties' (big titties) - switch the 'T' and the 'M' around and you have 'Medium Titties'
Guy 1: "Man, check out that G - she got some nice Tedium Mitties there!"
Guy 2: "Yeh, I'd love to lose my face in those!"
Guy 2: "Yeh, I'd love to lose my face in those!"