Could you write a list of ten short messages as though they were said by a medieval merchant?
Sure. Here are ten short messages as though they were said by a medieval merchant:

1. "Aye, good morrow, my lord. Might I interest thee in some fine silk from the East?"
2. "Hark! The shipment of spices hath arrived. Come, see the treasures from distant lands!"
3. "Ho there, travelers! My shop offers the finest swords and armor in all the realm."
4. "Fair lady, thou shalt find no better deals on fine jewelry than at my humble stall."
5. "Pray, tell me, sir knight. Are you in need of a sturdy mount for thy journeys?"
6. "Good people! Come taste the sweetest fruits and wines from the vineyards of France!"
7. "By Saint George, the wool from my sheep is of the highest quality. Come, see for thyself!"
8. "Greetings, good folk. Allow me to offer ye the finest handcrafted pottery in all the land."
9. "Hear ye, hear ye! The finest furs and pelts from the Northern forests are now available for purchase."
10. "Ahoy there, sailors! My ship has returned from the distant lands of Cathay with exotic goods aplenty."