" hardihood "

1: active strength of body or mind;

  * e.g., " ... the 80-year-old grandmother attributes her hardihood to having eaten a cup of yogurt every day for the past 50 years "

•  Synonyms : 

•  beans,

•  bounce,

•  brio,

•  dash,

•  drive,

•  dynamism,

•  energy,

•  esprit,

•  gas,

•  get-up-and-go,

•  ginger,

•  go,

•  gusto,

•  juice,

•  life,

•  moxie,

•  oomph,

•  pep,

•  punch,

•  sap,

•  snap,

•  starch,

•  verve,

•  vigor,

•  vim,

•  vinegar,

•  vitality,

•  zing,

•  zip

•  Antonyms : 

•  lethargy,

•  listlessness,

•  sluggishness,

•  torpidity

2: strength of mind to carry on in spite of danger;

  * e.g., " ... the explorers were driven by an almost reckless hardihood in the face of the unknown "

•  Synonyms : 

•  bottle,

•  bravery,

•  courage,

•  courageousness,

•  daring,

•  daringness,

•  dauntlessness,

•  doughtiness,

•  fearlessness,

•  gallantry,

•  greatheartedness,

•  guts,

•  gutsiness,

•  heart,

•  heroism,

•  intestinal fortitude,

•  intrepidity,

•  intrepidness,

•  moxie,

•  nerve,

•  pecker,

•  prowess,

•  stoutness,

•  valor,

•  virtue

•  Antonyms : 

•  cowardice,

•  cowardliness,

•  cravenness,

•  dastardliness,

•  poltroonery,

•  spinelessness