When I walk down the street now, no one looks at me with the same disdain as they used to.
When I walk down the street now, no one looks at me with the same disdain like they used to.
When I walk down the street now, no one looks at me with the same disdain they used to.
Are all these sentences grammatically correct? I am a little doubtful of the second sentence being grammatically correct, since most sources on the internet suggest that same as is what native speakers use in most contexts. "He's the same height as me.".
But the context here is different. And I've always been to consider the context, so here I am.