Div , Dingy, numb nuts ,spako, Eric ( for somebody gay or queer at the time ) Knacker sack . Used to use those back in the late 60's and 70's at school , good old days .I remember we had a teacher that was bald and used to wrap his hair from the side over his slap bonce (head ) we used to call him "bum head " got the cane many a time for that one 😛