"slightly improper to dine alone with a married man"
"improper attire for the golf course"
"an unconventional marriage"
"improper banking practices"
"said all the wrong things"
These would make terrible wounds, and Pat felt..it would be improper to use them.
出自： I. Murdoch
To provide..contact with the party machine, which it would be unprocedural, if not improper, to attempt through the Civil Service.
出自： H. Wilson