The house was always 'immaculate'. [='spotless']
She had an 'immaculate' record of service.
an 'immaculately' dressed man
(..) You will investigate everybody and anybody. Well, that's not exactly a dream job for a cop. We looked at all possible candidates. You have an immaculate record. Some people don't trust a guy with an immaculate record. I do. I have an immaculate record. How is your wedding coming along? (..)2006 The Departed