Suppressing some sounds was probably for the best considering Bod wasn't sure of the 'other people' situation in the house right now. This would be awkward to explain.

He pushed those thoughts out of his mind and kept licking at her, occassionally letting his tongue pass over the over sensitive area of skin he'd found so often before. He never concentrated too much attention on it but he wanted to make sure she could feel it.

And that focus helped him not totally come undone when she took his cock into her mouth. It was productive and helpful!