What it means
The beginning of words for something that is hard to do or not working the way it should: dyspneaDISP-nee-uhDifficult or labored breathing, or the feeling of not getting enough air.dys- difficult-pnea breathingFull entry is difficult breathing, dysphagia is difficulty swallowing, dysuria is painful urination and a dysrhythmia is an abnormal heart rhythm.
Remember it
Dys- is "dis-": something is off.