immaculately

describes a state of being perfectly clean and spotless

describes a person's appearance as being perfectly neat and well-cared for

describes a place or thing as being perfectly neat and in order

describes clothing that is perfectly fitted and made

often used in the passive form 'be immaculately dressed' to describe someone wearing very neat, clean, and well-fitting clothes

refers to the Catholic doctrine of the Immaculate Conception of the Virgin Mary; used in a religious context