severe

Meanings

• intensely or extremely bad or unpleasant in degree or quality
  • "severe pain"
  • "a severe case of flu"
• very strong or vigorous
  • "a severe blow"
• severely simple
• unsparing and uncompromising in discipline or judgment; - H.G.Wells
  • "a parent severe to the pitch of hostility"
  • "a hefty six-footer with a rather severe mien"
• causing fear or anxiety by threatening great harm
  • "a severe case of pneumonia"
• very bad in degree or extent
  • "a severe worldwide depression"
  • "the house suffered severe damage"

Synonyms

austere, dangerous, grave, grievous, hard, knockout, life-threatening, serious, spartan, stark, stern, terrible, wicked