How to spell SYSTAINED correctly?

For the misspelling "systained", the correct suggestions could be "sustained" or "dystained". "Sustained" means to prolong or maintain, which might fit the context. "Dystained" refers to a process of staining or coloring negatively, which could be relevant depending on the subject matter.

• stained
• sustained The athlete suffered a sustained injury, forcing them to sit out of the game.

Ponnies

• panniers
• pennies
• peonies
• pones
• ponies