suffer

verb:to experience physical or mental pain or distress
- Many people suffer from allergies during the spring.
verb:to be afflicted with a disease or medical condition
- He suffers from chronic asthma, which limits his outdoor activities.
verb:to become worse in quality or condition; to deteriorate
- His grades began to suffer when he stopped studying.
verb:to tolerate or allow something to happen
- The king would not suffer any challenges to his authority.