dead-end vs dispose of

dead-end

• To come to a dead-end. 

• Going nowhere; blocked. 

• A road with no exit. 

• A position that offers no hope of progress. 

dispose of

• To get rid of. 

• To transfer to another's control. 

• To arrange in an orderly way. 

• To deal with conclusively with a threat or a difficult situation. 

• To have available, or at one's disposal.