Lots of Kingsley Amis is just him figuring out different ways to say that he was wriggling around in embarassment and/or disgust and/or shame

I really like it. Two words that make me feel like I am in a play where the stage directions are, "Look like Kingsley Amis being a bit put off by something he has seen and/or read" are:

snickering
whilst

They are two of my real worsts.