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She suffered greatly during her illness.
She experienced significant physical or emotional pain while sick.
to experience pain, distress, or hardship
Many people suffer from back pain.
Many people experience chronic pain in their backs.
Often used with 'from' when referring to illnesses or conditions.
to be negatively affected by a situation
The economy suffered during the crisis.
The economy was negatively impacted by the financial crisis.
Used for abstract concepts like economies, reputations, or performance.
to allow something unpleasant to happen
I will not suffer such rudeness.
I will not tolerate or allow such rude behavior.
Formal usage; implies refusing to tolerate an action.
Use 'suffer from' for diseases/conditions (e.g., suffer from asthma). Do not use 'from' for direct objects like pain or loss (e.g., suffer pain, suffer loss).
Distinguish between physical/emotional pain (suffer pain) and negative impact on systems (suffer decline). Use 'from' only for chronic conditions.
From Old English 'sufferan' (to bear, endure), from Latin 'sufferre' (to bear, carry), from 'sub-' (under) + 'ferre' (to bear).
Use 'suffer from' for illnesses or conditions. Use 'suffer' directly for abstract negative impacts (e.g., 'reputation suffered').