worsen

1. Grow worse (synset 200204228)
   "Conditions in the slum worsened"
   is a type of: change state, turn - undergo a transformation or a change of position or action
   subtypes:

   • inflame - become inflamed; get sore
   • come down, sicken - get sick
   • degenerate, deteriorate, devolve, drop - grow worse
   • deprive, impoverish - take away
   • fail - get worse
   • tumble - suffer a sudden downfall, overthrow, or defeat
   • drop away, drop off, fall away, slip - get worse
   • suffer - get worse
   • lose, suffer - be set at a disadvantage
   • regress, retrograde, retrogress - get worse or fall back to a previous condition
   • turn down - take a downward direction
   same as: decline
2. Make worse (synset 200208618)
   "This drug aggravates the pain"
   is a type of: alter, change, modify - cause to change; make different; cause a transformation
   subtypes:

   • irritate - excite to an abnormal condition, or chafe or inflame
   • inflame - cause inflammation in
   • cheapen, degrade - lower the grade of something; reduce its worth
   same as: aggravate, exacerbate, exasperate

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