As an adjective respectable
is deserving respect.
As a verb respectabilize is
to make respectable, or to give a false appearance of respectability.
*:In former days every tavern of repute kept such a room for its own select circle, a club, or society, of habitués, who met every evening, for a pipe and a cheerful glass. In this way all respectable burgesses, down to fifty years ago, spent their evenings.
To make respectable, or to give a false appearance of respectability.