Why did writers use formats that were difficult to understand?

Read the passage. and thus they fought all the long day, and never stinted till the noble knights were laid to the cold earth. and ever they fought still till it was near night, and by then was there a hundred thousand laid dead upon the down. in the passage from morte d’arthur by sir thomas malory, what are the bolded words an example of?

How many questions do you have to answer to be able to message someone on

The limerick and the tongue twister are two types of verse. a) nonsense b) articulation c) declaration d) interrogation