" ruggedness "

1: as in strength, toughness;

•  Synonyms : 

•  hardiness,

•  lustiness,

•  robustiousness,

•  stamina,

•  strength,

•  toughness,

•  vigor,

•  vigorousness,

•  vitality,

•  cleanliness,

•  hygiene,

•  bloom,

•  flush,

•  flushness,

•  fettle,

•  shape,

•  activeness,

•  agility,

•  liveliness,

•  spryness,

•  fitness,

•  health,

•  healthiness,

•  heartiness,

•  robustness,

•  sap,

•  soundness,

•  verdure,

•  wellness,

•  wholeness,

•  wholesomeness,

•  weal,

•  welfare,

•  well-being

•  Antonyms : 

•  illness,

•  sickness,

•  unhealthiness,

•  unsoundness,

•  debility,

•  decrepitude,

•  feebleness,

•  frailness,

•  infirmity,

•  lameness,

•  sickliness,

•  weakness,

•  ailment,

•  condition,

•  disease,

•  disorder,

•  malady,

•  trouble

1: able to withstand hardship, strain, or exposure;

  * e.g., " ... a rugged construction that survived for hundreds of years "

•  Synonyms : 

•  cast-iron,

•  hard,

•  hard-bitten,

•  hardened,

•  hardy,

•  inured,

•  stout,

•  strong,

•  sturdy,

•  tough,

•  toughened,

•  vigorous

•  Antonyms : 

•  delicate,

•  nonhardy,

•  soft,

•  tender,

•  weak

2: difficult to endure;

  * e.g., " ... the incredibly rugged conditions that the polar explorers faced "

•  Synonyms : 

•  bitter,

•  brutal,

•  burdensome,

•  cruel,

•  excruciating,

•  grievous,

•  grim,

•  hard,

•  hardhanded,

•  harsh,

•  heavy,

•  inhuman,

•  murderous,

•  onerous,

•  oppressive,

•  rough,

•  searing,

•  severe,

•  stiff,

•  tough,

•  trying

•  Antonyms : 

•  easy,

•  light,

•  soft

3: harsh and threatening in manner or appearance;

  * e.g., " ... the warrior's rugged features frightened the child "

•  Synonyms : 

•  austere,

•  dour,

•  fierce,

•  flinty,

•  forbidding,

•  grim,

•  gruff,

•  intimidating,

•  lowering,

•  rough,

•  severe,

•  stark,

•  steely,

•  stern,

•  ungentle

•  Antonyms : 

•  benign,

•  benignant,

•  gentle,

•  mild,

•  nonintimidating,

•  tender