Sentence:  The <WSD>"mara</WSD>" is the spirit that causes illness, accidents, and mishaps. The only protection against it is another <WSD>mara</WSD> who befriends a person or a group. A <WSD>mara</WSD> who becomes friendly is called a "gunik". This transformation occurs when a <WSD>mara</WSD> comes to a person in a dream and states a desire to be friendly. But there are deceitful <WSD>maras</WSD> who pretend to be friendly, yet will betray the person who trusts them. 
Meaning of the word marked with <WSD> tags:  ("Buddhism") Any malicious or evil spirit.