plucky in WordNet English dictionary

1. showing courage
   "the champion is faced with a feisty challenger"
   feisty  plucky  spunky 
   
2. marked by courage and determination in the face of difficulties or danger; robust and uninhibited
   "you have to admire her; it was a gutsy thing to do"; "the gutsy...intensity of her musical involvement"-Judith Crist; "a gutsy red wine"
   gutsy  plucky