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rheumatism vs. arthritis

[roo-muh-tiz-uhm] / ˈru məˌtɪz əm /

noun

Pathology.
  1. any disorder of the extremities or back, characterized by pain and stiffness.

  2. rheumatic fever.

[ahr-thrahy-tis] / ɑrˈθraɪ tɪs /

noun

  1. acute or chronic inflammation of a joint, often accompanied by pain and structural changes and having diverse causes, as infection, crystal deposition, or injury.