The unrounded edges of the table give it a modern and sleek look.

She unrounds the dough before baking it.

She tried to unround the vowels in her pronunciation.

The unround shape of the fruit made it difficult to slice.

She is unrounding the dough to make it easier to roll out.

She pronounced the unrounded vowel perfectly.

There are many unrounded vowels in the English language.