think my work ain't good enough for you, your just Anally Retentive
Stoid, fixed in own ways, unchanging, perfectionist.
He has to do everything 'just so' - He is so anally retentive!
Usage Note: You might like to think you're ascribing some sort of diagnosis to a person when you describe him as "anally retentive", but it doesn't mean anything in a psychiatric sense. It sounds professional, but it's merely a disguised way to insult someone.
"Bob's always been that nitpicky. I think he's anally retentive."
Unforthcoming, nervous. A lack of self confidence.
The guys at school are so anally retentive when it comes to talking to girls.