Runagate is a term used to describe someone who has committed a crime or an act of betrayal. It is derived from the words 'RUN' and 'AGATE, ' meaning to flee or escape. A runagate can be described as a FUGITIVE, a BETRAYER, or a BACKSLIDER. A FUGITIVE is someone who has escaped from justice or fled from the law. A BETRAYER is someone who has broken a trust or betrayed a confidence. A BACKSLIDER is someone who has abandoned their principles or gone back on their word.