1. supererogatory - Adjective
2. supererogatory - Adjective Satellite
Performed to an extent not enjoined, or not required, by duty or necessity; as, supererogatory services.
Source: Webster's dictionary...the bathroom which Crabbe visited showed signs that Moneypenny now regarded even a lavatory as supererogatory. Anthony Burgess
trying to lose excess weight Source: Internet
found some extra change lying on the dresser Source: Internet
yet another book on heraldry might be thought redundant Source: Internet
skills made redundant by technological advance Source: Internet
sleeping in the spare room Source: Internet