You may sleep next to someone who is mentally ill, and you're not.
"Or is it that you don't like not sleeping next to me?"
Young children should never sleep next to babies under nine months of age.
Felt like sleeping next to a piece of old luggage.
The dogs thought they'd like to sleep next to her.
Claire was sleeping in a chair next to my bed.
But you don't want to be sleeping next to it.
"I wouldn't be able to sleep without him next to me," she said.
I'll be sleeping in that little room just next to the bathroom.
I cannot sleep so well, if at all, next to the nuclear power stations in the candidate countries.