| Word | Definitions | Synonyms |
|---|---|---|
| myalgia | (noun) pain in a muscle or group of muscles | Synonyms: myodynia |
| myalgic | (adjective) of or relating to myalgia | - |
| myasthenia | (noun) a chronic progressive disease characterized by chronic fatigue and muscular weakness (especially in the face and neck); caused by a deficiency of acetylcholine at the neuromuscular junctions | Synonyms: myasthenia gravis |
| (noun) any muscular weakness | - |