'Fuller' in the Bible

and His clothes became radiant and dazzling, intensely white, as no launderer on earth can whiten them.

so that you will walk in a manner worthy of the Lord [displaying admirable character, moral courage, and personal integrity], to [fully] please Him in all things, bearing fruit in every good work and steadily growing in the knowledge of God [with deeper faith, clearer insight and fervent love for His precepts];

and have put on the new [spiritual] self who is being continually renewed in true knowledge in the image of Him who created the new self—